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Finding the Fourth Proportional to 24,695.63, 34,079.69 and 13,364.87

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Solution

The fourth proportional to 24,695.63, 34,079.69 and 13,364.87 is: 18,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,695.63 : 34,079.69 = 13,364.87 : x
  2. Step 2: Convert to fraction form
    24,695.63/34,079.69 = 13,364.87/x
  3. Step 3: Cross multiply
    24,695.63x = 34,079.69 × 13,364.87
  4. Step 4: Simplify right side
    24,695.63x = 455,470,389.27
  5. Step 5: Solve for x
    x = 455,470,389.27/24,695.63
  6. Step 6: Final answer
    x = 18,443.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.