Home / 39,031.47-53,864.48-23,712.80

Finding the Fourth Proportional to 39,031.47, 53,864.48 and 23,712.80

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Solution

The fourth proportional to 39,031.47, 53,864.48 and 23,712.80 is: 32,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.47 : 53,864.48 = 23,712.80 : x
  2. Step 2: Convert to fraction form
    39,031.47/53,864.48 = 23,712.80/x
  3. Step 3: Cross multiply
    39,031.47x = 53,864.48 × 23,712.80
  4. Step 4: Simplify right side
    39,031.47x = 1,277,277,657.44
  5. Step 5: Solve for x
    x = 1,277,277,657.44/39,031.47
  6. Step 6: Final answer
    x = 32,724.30

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1.5x scale

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.