Home / 48,924.60-73,386.90-31,428.60

Finding the Fourth Proportional to 48,924.60, 73,386.90 and 31,428.60

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Solution

The fourth proportional to 48,924.60, 73,386.90 and 31,428.60 is: 47,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,924.60 : 73,386.90 = 31,428.60 : x
  2. Step 2: Convert to fraction form
    48,924.60/73,386.90 = 31,428.60/x
  3. Step 3: Cross multiply
    48,924.60x = 73,386.90 × 31,428.60
  4. Step 4: Simplify right side
    48,924.60x = 2,306,447,525.34
  5. Step 5: Solve for x
    x = 2,306,447,525.34/48,924.60
  6. Step 6: Final answer
    x = 47,142.90

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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.