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Finding the Fourth Proportional to 24,646.61, 36,981.57 and 12,794.08

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Solution

The fourth proportional to 24,646.61, 36,981.57 and 12,794.08 is: 19,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,646.61 : 36,981.57 = 12,794.08 : x
  2. Step 2: Convert to fraction form
    24,646.61/36,981.57 = 12,794.08/x
  3. Step 3: Cross multiply
    24,646.61x = 36,981.57 × 12,794.08
  4. Step 4: Simplify right side
    24,646.61x = 473,144,916.23
  5. Step 5: Solve for x
    x = 473,144,916.23/24,646.61
  6. Step 6: Final answer
    x = 19,197.16

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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.