Home / 34,461.06-47,543.13-20,308.74

Finding the Fourth Proportional to 34,461.06, 47,543.13 and 20,308.74

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Solution

The fourth proportional to 34,461.06, 47,543.13 and 20,308.74 is: 28,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,461.06 : 47,543.13 = 20,308.74 : x
  2. Step 2: Convert to fraction form
    34,461.06/47,543.13 = 20,308.74/x
  3. Step 3: Cross multiply
    34,461.06x = 47,543.13 × 20,308.74
  4. Step 4: Simplify right side
    34,461.06x = 965,541,065.96
  5. Step 5: Solve for x
    x = 965,541,065.96/34,461.06
  6. Step 6: Final answer
    x = 28,018.32

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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.