Home / 25,082.85-34,605.18-15,011.58

Finding the Fourth Proportional to 25,082.85, 34,605.18 and 15,011.58

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Solution

The fourth proportional to 25,082.85, 34,605.18 and 15,011.58 is: 20,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,082.85 : 34,605.18 = 15,011.58 : x
  2. Step 2: Convert to fraction form
    25,082.85/34,605.18 = 15,011.58/x
  3. Step 3: Cross multiply
    25,082.85x = 34,605.18 × 15,011.58
  4. Step 4: Simplify right side
    25,082.85x = 519,478,427.98
  5. Step 5: Solve for x
    x = 519,478,427.98/25,082.85
  6. Step 6: Final answer
    x = 20,710.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.