Home / 47,153.07-65,070.27-25,643.25

Finding the Fourth Proportional to 47,153.07, 65,070.27 and 25,643.25

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Solution

The fourth proportional to 47,153.07, 65,070.27 and 25,643.25 is: 35,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,153.07 : 65,070.27 = 25,643.25 : x
  2. Step 2: Convert to fraction form
    47,153.07/65,070.27 = 25,643.25/x
  3. Step 3: Cross multiply
    47,153.07x = 65,070.27 × 25,643.25
  4. Step 4: Simplify right side
    47,153.07x = 1,668,613,201.18
  5. Step 5: Solve for x
    x = 1,668,613,201.18/47,153.07
  6. Step 6: Final answer
    x = 35,387.16

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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.