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Finding the Fourth Proportional to 37,776.64, 56,666.98 and 9,696.95

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Solution

The fourth proportional to 37,776.64, 56,666.98 and 9,696.95 is: 14,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,776.64 : 56,666.98 = 9,696.95 : x
  2. Step 2: Convert to fraction form
    37,776.64/56,666.98 = 9,696.95/x
  3. Step 3: Cross multiply
    37,776.64x = 56,666.98 × 9,696.95
  4. Step 4: Simplify right side
    37,776.64x = 549,496,588.38
  5. Step 5: Solve for x
    x = 549,496,588.38/37,776.64
  6. Step 6: Final answer
    x = 14,545.94

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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.