Home / 43,224-64,836-14,040

Finding the Fourth Proportional to 43,224, 64,836 and 14,040

Calculator

Solution

The fourth proportional to 43,224, 64,836 and 14,040 is: 21,060

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,224 : 64,836 = 14,040 : x
  2. Step 2: Convert to fraction form
    43,224/64,836 = 14,040/x
  3. Step 3: Cross multiply
    43,224x = 64,836 × 14,040
  4. Step 4: Simplify right side
    43,224x = 910,297,440
  5. Step 5: Solve for x
    x = 910,297,440/43,224
  6. Step 6: Final answer
    x = 21,060

Related Problems

Find fourth proportional to 21,612, 32,418 and 7,020
Half scale
Find fourth proportional to 86,448, 129,672 and 28,080
Double scale
Find fourth proportional to 43,225, 64,837.50 and 14,041
Similar ratio
Find fourth proportional to 64,836, 97,254 and 21,060
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.