Home / 67,548-101,322-18,300

Finding the Fourth Proportional to 67,548, 101,322 and 18,300

Calculator

Solution

The fourth proportional to 67,548, 101,322 and 18,300 is: 27,450

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,548 : 101,322 = 18,300 : x
  2. Step 2: Convert to fraction form
    67,548/101,322 = 18,300/x
  3. Step 3: Cross multiply
    67,548x = 101,322 × 18,300
  4. Step 4: Simplify right side
    67,548x = 1,854,192,600
  5. Step 5: Solve for x
    x = 1,854,192,600/67,548
  6. Step 6: Final answer
    x = 27,450

Related Problems

Find fourth proportional to 33,774, 50,661 and 9,150
Half scale
Find fourth proportional to 135,096, 202,644 and 36,600
Double scale
Find fourth proportional to 67,549, 101,323.50 and 18,301
Similar ratio
Find fourth proportional to 101,322, 151,983 and 27,450
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.