Home / 53,252.17-79,878.26-18,192.13

Finding the Fourth Proportional to 53,252.17, 79,878.26 and 18,192.13

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Solution

The fourth proportional to 53,252.17, 79,878.26 and 18,192.13 is: 27,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252.17 : 79,878.26 = 18,192.13 : x
  2. Step 2: Convert to fraction form
    53,252.17/79,878.26 = 18,192.13/x
  3. Step 3: Cross multiply
    53,252.17x = 79,878.26 × 18,192.13
  4. Step 4: Simplify right side
    53,252.17x = 1,453,155,690.09
  5. Step 5: Solve for x
    x = 1,453,155,690.09/53,252.17
  6. Step 6: Final answer
    x = 27,288.20

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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.