Home / 32,603.60-48,905.40-31,981.52

Finding the Fourth Proportional to 32,603.60, 48,905.40 and 31,981.52

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Solution

The fourth proportional to 32,603.60, 48,905.40 and 31,981.52 is: 47,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.60 : 48,905.40 = 31,981.52 : x
  2. Step 2: Convert to fraction form
    32,603.60/48,905.40 = 31,981.52/x
  3. Step 3: Cross multiply
    32,603.60x = 48,905.40 × 31,981.52
  4. Step 4: Simplify right side
    32,603.60x = 1,564,069,028.21
  5. Step 5: Solve for x
    x = 1,564,069,028.21/32,603.60
  6. Step 6: Final answer
    x = 47,972.28

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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.