Home / 58,746.89-88,145.70-21,312.27

Finding the Fourth Proportional to 58,746.89, 88,145.70 and 21,312.27

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Solution

The fourth proportional to 58,746.89, 88,145.70 and 21,312.27 is: 31,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,746.89 : 88,145.70 = 21,312.27 : x
  2. Step 2: Convert to fraction form
    58,746.89/88,145.70 = 21,312.27/x
  3. Step 3: Cross multiply
    58,746.89x = 88,145.70 × 21,312.27
  4. Step 4: Simplify right side
    58,746.89x = 1,878,584,957.74
  5. Step 5: Solve for x
    x = 1,878,584,957.74/58,746.89
  6. Step 6: Final answer
    x = 31,977.61

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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.