Home / 55,743.66-76,941-34,510.86

Finding the Fourth Proportional to 55,743.66, 76,941 and 34,510.86

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Solution

The fourth proportional to 55,743.66, 76,941 and 34,510.86 is: 47,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.66 : 76,941 = 34,510.86 : x
  2. Step 2: Convert to fraction form
    55,743.66/76,941 = 34,510.86/x
  3. Step 3: Cross multiply
    55,743.66x = 76,941 × 34,510.86
  4. Step 4: Simplify right side
    55,743.66x = 2,655,300,079.26
  5. Step 5: Solve for x
    x = 2,655,300,079.26/55,743.66
  6. Step 6: Final answer
    x = 47,634.12

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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.