Home / 48,368.29-72,580.46-20,285.84

Finding the Fourth Proportional to 48,368.29, 72,580.46 and 20,285.84

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Solution

The fourth proportional to 48,368.29, 72,580.46 and 20,285.84 is: 30,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,368.29 : 72,580.46 = 20,285.84 : x
  2. Step 2: Convert to fraction form
    48,368.29/72,580.46 = 20,285.84/x
  3. Step 3: Cross multiply
    48,368.29x = 72,580.46 × 20,285.84
  4. Step 4: Simplify right side
    48,368.29x = 1,472,355,678.71
  5. Step 5: Solve for x
    x = 1,472,355,678.71/48,368.29
  6. Step 6: Final answer
    x = 30,440.52

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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.