Home / 39,038.96-53,874.01-22,043.95

Finding the Fourth Proportional to 39,038.96, 53,874.01 and 22,043.95

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Solution

The fourth proportional to 39,038.96, 53,874.01 and 22,043.95 is: 30,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.96 : 53,874.01 = 22,043.95 : x
  2. Step 2: Convert to fraction form
    39,038.96/53,874.01 = 22,043.95/x
  3. Step 3: Cross multiply
    39,038.96x = 53,874.01 × 22,043.95
  4. Step 4: Simplify right side
    39,038.96x = 1,187,595,875.61
  5. Step 5: Solve for x
    x = 1,187,595,875.61/39,038.96
  6. Step 6: Final answer
    x = 30,420.78

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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.