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Finding the Fourth Proportional to 25,575.48, 35,295.48 and 14,397.48

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Solution

The fourth proportional to 25,575.48, 35,295.48 and 14,397.48 is: 19,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.48 : 35,295.48 = 14,397.48 : x
  2. Step 2: Convert to fraction form
    25,575.48/35,295.48 = 14,397.48/x
  3. Step 3: Cross multiply
    25,575.48x = 35,295.48 × 14,397.48
  4. Step 4: Simplify right side
    25,575.48x = 508,165,967.39
  5. Step 5: Solve for x
    x = 508,165,967.39/25,575.48
  6. Step 6: Final answer
    x = 19,869.26

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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.