Home / 48,038.02-72,059.65-19,960.91

Finding the Fourth Proportional to 48,038.02, 72,059.65 and 19,960.91

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Solution

The fourth proportional to 48,038.02, 72,059.65 and 19,960.91 is: 29,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,038.02 : 72,059.65 = 19,960.91 : x
  2. Step 2: Convert to fraction form
    48,038.02/72,059.65 = 19,960.91/x
  3. Step 3: Cross multiply
    48,038.02x = 72,059.65 × 19,960.91
  4. Step 4: Simplify right side
    48,038.02x = 1,438,376,188.28
  5. Step 5: Solve for x
    x = 1,438,376,188.28/48,038.02
  6. Step 6: Final answer
    x = 29,942.45

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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.