Home / 53,646.00-74,031.60-29,447.15

Finding the Fourth Proportional to 53,646.00, 74,031.60 and 29,447.15

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Solution

The fourth proportional to 53,646.00, 74,031.60 and 29,447.15 is: 40,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,646.00 : 74,031.60 = 29,447.15 : x
  2. Step 2: Convert to fraction form
    53,646.00/74,031.60 = 29,447.15/x
  3. Step 3: Cross multiply
    53,646.00x = 74,031.60 × 29,447.15
  4. Step 4: Simplify right side
    53,646.00x = 2,180,019,370.21
  5. Step 5: Solve for x
    x = 2,180,019,370.21/53,646.00
  6. Step 6: Final answer
    x = 40,637.13

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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.