Home / 25,448.48-38,133.76-10,649.32

Finding the Fourth Proportional to 25,448.48, 38,133.76 and 10,649.32

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Solution

The fourth proportional to 25,448.48, 38,133.76 and 10,649.32 is: 15,957.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.48 : 38,133.76 = 10,649.32 : x
  2. Step 2: Convert to fraction form
    25,448.48/38,133.76 = 10,649.32/x
  3. Step 3: Cross multiply
    25,448.48x = 38,133.76 × 10,649.32
  4. Step 4: Simplify right side
    25,448.48x = 406,098,755.51
  5. Step 5: Solve for x
    x = 406,098,755.51/25,448.48
  6. Step 6: Final answer
    x = 15,957.68

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1.5x scale

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.