Home / 55,598.03-76,726.59-31,726.92

Finding the Fourth Proportional to 55,598.03, 76,726.59 and 31,726.92

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Solution

The fourth proportional to 55,598.03, 76,726.59 and 31,726.92 is: 43,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,598.03 : 76,726.59 = 31,726.92 : x
  2. Step 2: Convert to fraction form
    55,598.03/76,726.59 = 31,726.92/x
  3. Step 3: Cross multiply
    55,598.03x = 76,726.59 × 31,726.92
  4. Step 4: Simplify right side
    55,598.03x = 2,434,298,730.02
  5. Step 5: Solve for x
    x = 2,434,298,730.02/55,598.03
  6. Step 6: Final answer
    x = 43,783.90

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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.