Home / 40,384.80-60,577.20-25,610.40

Finding the Fourth Proportional to 40,384.80, 60,577.20 and 25,610.40

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Solution

The fourth proportional to 40,384.80, 60,577.20 and 25,610.40 is: 38,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.80 : 60,577.20 = 25,610.40 : x
  2. Step 2: Convert to fraction form
    40,384.80/60,577.20 = 25,610.40/x
  3. Step 3: Cross multiply
    40,384.80x = 60,577.20 × 25,610.40
  4. Step 4: Simplify right side
    40,384.80x = 1,551,406,322.88
  5. Step 5: Solve for x
    x = 1,551,406,322.88/40,384.80
  6. Step 6: Final answer
    x = 38,415.60

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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.