Home / 48,402.78-72,592.65-13,345.26

Finding the Fourth Proportional to 48,402.78, 72,592.65 and 13,345.26

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Solution

The fourth proportional to 48,402.78, 72,592.65 and 13,345.26 is: 20,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402.78 : 72,592.65 = 13,345.26 : x
  2. Step 2: Convert to fraction form
    48,402.78/72,592.65 = 13,345.26/x
  3. Step 3: Cross multiply
    48,402.78x = 72,592.65 × 13,345.26
  4. Step 4: Simplify right side
    48,402.78x = 968,767,788.34
  5. Step 5: Solve for x
    x = 968,767,788.34/48,402.78
  6. Step 6: Final answer
    x = 20,014.71

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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.