Home / 25,472.79-38,210.85-6,752.55

Finding the Fourth Proportional to 25,472.79, 38,210.85 and 6,752.55

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Solution

The fourth proportional to 25,472.79, 38,210.85 and 6,752.55 is: 10,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,472.79 : 38,210.85 = 6,752.55 : x
  2. Step 2: Convert to fraction form
    25,472.79/38,210.85 = 6,752.55/x
  3. Step 3: Cross multiply
    25,472.79x = 38,210.85 × 6,752.55
  4. Step 4: Simplify right side
    25,472.79x = 258,020,675.17
  5. Step 5: Solve for x
    x = 258,020,675.17/25,472.79
  6. Step 6: Final answer
    x = 10,129.27

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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.