Home / 56,017.26-77,302.90-30,523.96

Finding the Fourth Proportional to 56,017.26, 77,302.90 and 30,523.96

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Solution

The fourth proportional to 56,017.26, 77,302.90 and 30,523.96 is: 42,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.26 : 77,302.90 = 30,523.96 : x
  2. Step 2: Convert to fraction form
    56,017.26/77,302.90 = 30,523.96/x
  3. Step 3: Cross multiply
    56,017.26x = 77,302.90 × 30,523.96
  4. Step 4: Simplify right side
    56,017.26x = 2,359,590,627.48
  5. Step 5: Solve for x
    x = 2,359,590,627.48/56,017.26
  6. Step 6: Final answer
    x = 42,122.56

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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.