Home / 61,343.24-84,655.32-34,488.20

Finding the Fourth Proportional to 61,343.24, 84,655.32 and 34,488.20

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Solution

The fourth proportional to 61,343.24, 84,655.32 and 34,488.20 is: 47,594.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,343.24 : 84,655.32 = 34,488.20 : x
  2. Step 2: Convert to fraction form
    61,343.24/84,655.32 = 34,488.20/x
  3. Step 3: Cross multiply
    61,343.24x = 84,655.32 × 34,488.20
  4. Step 4: Simplify right side
    61,343.24x = 2,919,609,607.22
  5. Step 5: Solve for x
    x = 2,919,609,607.22/61,343.24
  6. Step 6: Final answer
    x = 47,594.64

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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.