Home / 55,548.02-76,656.30-30,397.52

Finding the Fourth Proportional to 55,548.02, 76,656.30 and 30,397.52

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Solution

The fourth proportional to 55,548.02, 76,656.30 and 30,397.52 is: 41,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548.02 : 76,656.30 = 30,397.52 : x
  2. Step 2: Convert to fraction form
    55,548.02/76,656.30 = 30,397.52/x
  3. Step 3: Cross multiply
    55,548.02x = 76,656.30 × 30,397.52
  4. Step 4: Simplify right side
    55,548.02x = 2,330,161,412.38
  5. Step 5: Solve for x
    x = 2,330,161,412.38/55,548.02
  6. Step 6: Final answer
    x = 41,948.60

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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.