Home / 39,031.25-53,864.42-23,920.99

Finding the Fourth Proportional to 39,031.25, 53,864.42 and 23,920.99

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Solution

The fourth proportional to 39,031.25, 53,864.42 and 23,920.99 is: 33,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.25 : 53,864.42 = 23,920.99 : x
  2. Step 2: Convert to fraction form
    39,031.25/53,864.42 = 23,920.99/x
  3. Step 3: Cross multiply
    39,031.25x = 53,864.42 × 23,920.99
  4. Step 4: Simplify right side
    39,031.25x = 1,288,490,252.18
  5. Step 5: Solve for x
    x = 1,288,490,252.18/39,031.25
  6. Step 6: Final answer
    x = 33,011.76

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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.