Home / 48,447.34-72,639.75-23,133.15

Finding the Fourth Proportional to 48,447.34, 72,639.75 and 23,133.15

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Solution

The fourth proportional to 48,447.34, 72,639.75 and 23,133.15 is: 34,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,447.34 : 72,639.75 = 23,133.15 : x
  2. Step 2: Convert to fraction form
    48,447.34/72,639.75 = 23,133.15/x
  3. Step 3: Cross multiply
    48,447.34x = 72,639.75 × 23,133.15
  4. Step 4: Simplify right side
    48,447.34x = 1,680,386,232.71
  5. Step 5: Solve for x
    x = 1,680,386,232.71/48,447.34
  6. Step 6: Final answer
    x = 34,684.80

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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.