Home / 25,176.30-37,807.65-13,512.30

Finding the Fourth Proportional to 25,176.30, 37,807.65 and 13,512.30

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Solution

The fourth proportional to 25,176.30, 37,807.65 and 13,512.30 is: 20,291.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.30 : 37,807.65 = 13,512.30 : x
  2. Step 2: Convert to fraction form
    25,176.30/37,807.65 = 13,512.30/x
  3. Step 3: Cross multiply
    25,176.30x = 37,807.65 × 13,512.30
  4. Step 4: Simplify right side
    25,176.30x = 510,868,309.10
  5. Step 5: Solve for x
    x = 510,868,309.10/25,176.30
  6. Step 6: Final answer
    x = 20,291.64

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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.