Home / 25,350.90-38,026.35-15,501.30

Finding the Fourth Proportional to 25,350.90, 38,026.35 and 15,501.30

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Solution

The fourth proportional to 25,350.90, 38,026.35 and 15,501.30 is: 23,251.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.90 : 38,026.35 = 15,501.30 : x
  2. Step 2: Convert to fraction form
    25,350.90/38,026.35 = 15,501.30/x
  3. Step 3: Cross multiply
    25,350.90x = 38,026.35 × 15,501.30
  4. Step 4: Simplify right side
    25,350.90x = 589,457,859.26
  5. Step 5: Solve for x
    x = 589,457,859.26/25,350.90
  6. Step 6: Final answer
    x = 23,251.95

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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.