Home / 25,152.80-37,729.20-10,358.24

Finding the Fourth Proportional to 25,152.80, 37,729.20 and 10,358.24

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Solution

The fourth proportional to 25,152.80, 37,729.20 and 10,358.24 is: 15,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.80 : 37,729.20 = 10,358.24 : x
  2. Step 2: Convert to fraction form
    25,152.80/37,729.20 = 10,358.24/x
  3. Step 3: Cross multiply
    25,152.80x = 37,729.20 × 10,358.24
  4. Step 4: Simplify right side
    25,152.80x = 390,808,108.61
  5. Step 5: Solve for x
    x = 390,808,108.61/25,152.80
  6. Step 6: Final answer
    x = 15,537.36

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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.