Home / 65,053.07-97,612.40-25,638.47

Finding the Fourth Proportional to 65,053.07, 97,612.40 and 25,638.47

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Solution

The fourth proportional to 65,053.07, 97,612.40 and 25,638.47 is: 38,470.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,053.07 : 97,612.40 = 25,638.47 : x
  2. Step 2: Convert to fraction form
    65,053.07/97,612.40 = 25,638.47/x
  3. Step 3: Cross multiply
    65,053.07x = 97,612.40 × 25,638.47
  4. Step 4: Simplify right side
    65,053.07x = 2,502,632,460.84
  5. Step 5: Solve for x
    x = 2,502,632,460.84/65,053.07
  6. Step 6: Final answer
    x = 38,470.63

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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.