Home / 55,070.15-82,605.29-15,089.47

Finding the Fourth Proportional to 55,070.15, 82,605.29 and 15,089.47

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Solution

The fourth proportional to 55,070.15, 82,605.29 and 15,089.47 is: 22,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,070.15 : 82,605.29 = 15,089.47 : x
  2. Step 2: Convert to fraction form
    55,070.15/82,605.29 = 15,089.47/x
  3. Step 3: Cross multiply
    55,070.15x = 82,605.29 × 15,089.47
  4. Step 4: Simplify right side
    55,070.15x = 1,246,470,312.87
  5. Step 5: Solve for x
    x = 1,246,470,312.87/55,070.15
  6. Step 6: Final answer
    x = 22,634.23

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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.