Home / 53,397.83-80,088.33-17,858.87

Finding the Fourth Proportional to 53,397.83, 80,088.33 and 17,858.87

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Solution

The fourth proportional to 53,397.83, 80,088.33 and 17,858.87 is: 26,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,397.83 : 80,088.33 = 17,858.87 : x
  2. Step 2: Convert to fraction form
    53,397.83/80,088.33 = 17,858.87/x
  3. Step 3: Cross multiply
    53,397.83x = 80,088.33 × 17,858.87
  4. Step 4: Simplify right side
    53,397.83x = 1,430,287,073.99
  5. Step 5: Solve for x
    x = 1,430,287,073.99/53,397.83
  6. Step 6: Final answer
    x = 26,785.49

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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.