Home / 40,814.72-61,199.10-14,148.21

Finding the Fourth Proportional to 40,814.72, 61,199.10 and 14,148.21

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Solution

The fourth proportional to 40,814.72, 61,199.10 and 14,148.21 is: 21,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,814.72 : 61,199.10 = 14,148.21 : x
  2. Step 2: Convert to fraction form
    40,814.72/61,199.10 = 14,148.21/x
  3. Step 3: Cross multiply
    40,814.72x = 61,199.10 × 14,148.21
  4. Step 4: Simplify right side
    40,814.72x = 865,857,718.61
  5. Step 5: Solve for x
    x = 865,857,718.61/40,814.72
  6. Step 6: Final answer
    x = 21,214.35

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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.