Home / 23,064.47-31,761.95-20,038.21

Finding the Fourth Proportional to 23,064.47, 31,761.95 and 20,038.21

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Solution

The fourth proportional to 23,064.47, 31,761.95 and 20,038.21 is: 27,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,064.47 : 31,761.95 = 20,038.21 : x
  2. Step 2: Convert to fraction form
    23,064.47/31,761.95 = 20,038.21/x
  3. Step 3: Cross multiply
    23,064.47x = 31,761.95 × 20,038.21
  4. Step 4: Simplify right side
    23,064.47x = 636,452,624.11
  5. Step 5: Solve for x
    x = 636,452,624.11/23,064.47
  6. Step 6: Final answer
    x = 27,594.50

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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.