Home / 46,308.40-69,264.78-38,663.20

Finding the Fourth Proportional to 46,308.40, 69,264.78 and 38,663.20

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Solution

The fourth proportional to 46,308.40, 69,264.78 and 38,663.20 is: 57,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,308.40 : 69,264.78 = 38,663.20 : x
  2. Step 2: Convert to fraction form
    46,308.40/69,264.78 = 38,663.20/x
  3. Step 3: Cross multiply
    46,308.40x = 69,264.78 × 38,663.20
  4. Step 4: Simplify right side
    46,308.40x = 2,677,998,042.10
  5. Step 5: Solve for x
    x = 2,677,998,042.10/46,308.40
  6. Step 6: Final answer
    x = 57,829.64

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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.