Home / 44,207.89-66,325.65-28,430.72

Finding the Fourth Proportional to 44,207.89, 66,325.65 and 28,430.72

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Solution

The fourth proportional to 44,207.89, 66,325.65 and 28,430.72 is: 42,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,207.89 : 66,325.65 = 28,430.72 : x
  2. Step 2: Convert to fraction form
    44,207.89/66,325.65 = 28,430.72/x
  3. Step 3: Cross multiply
    44,207.89x = 66,325.65 × 28,430.72
  4. Step 4: Simplify right side
    44,207.89x = 1,885,686,149.78
  5. Step 5: Solve for x
    x = 1,885,686,149.78/44,207.89
  6. Step 6: Final answer
    x = 42,654.97

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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.