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Finding the Fourth Proportional to 35,658.87, 53,488.30 and 9,363.57

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Solution

The fourth proportional to 35,658.87, 53,488.30 and 9,363.57 is: 14,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,658.87 : 53,488.30 = 9,363.57 : x
  2. Step 2: Convert to fraction form
    35,658.87/53,488.30 = 9,363.57/x
  3. Step 3: Cross multiply
    35,658.87x = 53,488.30 × 9,363.57
  4. Step 4: Simplify right side
    35,658.87x = 500,841,441.23
  5. Step 5: Solve for x
    x = 500,841,441.23/35,658.87
  6. Step 6: Final answer
    x = 14,045.35

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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.