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Finding the Fourth Proportional to 58,510.73, 87,772.28 and 19,070.93

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Solution

The fourth proportional to 58,510.73, 87,772.28 and 19,070.93 is: 28,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,510.73 : 87,772.28 = 19,070.93 : x
  2. Step 2: Convert to fraction form
    58,510.73/87,772.28 = 19,070.93/x
  3. Step 3: Cross multiply
    58,510.73x = 87,772.28 × 19,070.93
  4. Step 4: Simplify right side
    58,510.73x = 1,673,898,912.47
  5. Step 5: Solve for x
    x = 1,673,898,912.47/58,510.73
  6. Step 6: Final answer
    x = 28,608.41

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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.