Home / 10,217.88-15,237.40-10,124.45

Finding the Fourth Proportional to 10,217.88, 15,237.40 and 10,124.45

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Solution

The fourth proportional to 10,217.88, 15,237.40 and 10,124.45 is: 15,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.88 : 15,237.40 = 10,124.45 : x
  2. Step 2: Convert to fraction form
    10,217.88/15,237.40 = 10,124.45/x
  3. Step 3: Cross multiply
    10,217.88x = 15,237.40 × 10,124.45
  4. Step 4: Simplify right side
    10,217.88x = 154,270,281.90
  5. Step 5: Solve for x
    x = 154,270,281.90/10,217.88
  6. Step 6: Final answer
    x = 15,098.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.