Home / 38,899.60-53,681.02-22,983.72

Finding the Fourth Proportional to 38,899.60, 53,681.02 and 22,983.72

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Solution

The fourth proportional to 38,899.60, 53,681.02 and 22,983.72 is: 31,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.60 : 53,681.02 = 22,983.72 : x
  2. Step 2: Convert to fraction form
    38,899.60/53,681.02 = 22,983.72/x
  3. Step 3: Cross multiply
    38,899.60x = 53,681.02 × 22,983.72
  4. Step 4: Simplify right side
    38,899.60x = 1,233,789,532.99
  5. Step 5: Solve for x
    x = 1,233,789,532.99/38,899.60
  6. Step 6: Final answer
    x = 31,717.28

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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.