Home / 47,730.70-65,864.51-27,588.89

Finding the Fourth Proportional to 47,730.70, 65,864.51 and 27,588.89

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Solution

The fourth proportional to 47,730.70, 65,864.51 and 27,588.89 is: 38,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.70 : 65,864.51 = 27,588.89 : x
  2. Step 2: Convert to fraction form
    47,730.70/65,864.51 = 27,588.89/x
  3. Step 3: Cross multiply
    47,730.70x = 65,864.51 × 27,588.89
  4. Step 4: Simplify right side
    47,730.70x = 1,817,128,721.29
  5. Step 5: Solve for x
    x = 1,817,128,721.29/47,730.70
  6. Step 6: Final answer
    x = 38,070.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.