Home / 47,148.47-65,065.10-25,929.08

Finding the Fourth Proportional to 47,148.47, 65,065.10 and 25,929.08

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Solution

The fourth proportional to 47,148.47, 65,065.10 and 25,929.08 is: 35,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.47 : 65,065.10 = 25,929.08 : x
  2. Step 2: Convert to fraction form
    47,148.47/65,065.10 = 25,929.08/x
  3. Step 3: Cross multiply
    47,148.47x = 65,065.10 × 25,929.08
  4. Step 4: Simplify right side
    47,148.47x = 1,687,077,728.14
  5. Step 5: Solve for x
    x = 1,687,077,728.14/47,148.47
  6. Step 6: Final answer
    x = 35,782.24

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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.