Home / 55,891.10-83,844.98-18,455.13

Finding the Fourth Proportional to 55,891.10, 83,844.98 and 18,455.13

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Solution

The fourth proportional to 55,891.10, 83,844.98 and 18,455.13 is: 27,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,891.10 : 83,844.98 = 18,455.13 : x
  2. Step 2: Convert to fraction form
    55,891.10/83,844.98 = 18,455.13/x
  3. Step 3: Cross multiply
    55,891.10x = 83,844.98 × 18,455.13
  4. Step 4: Simplify right side
    55,891.10x = 1,547,370,005.75
  5. Step 5: Solve for x
    x = 1,547,370,005.75/55,891.10
  6. Step 6: Final answer
    x = 27,685.45

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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.