Home / 40,666.73-56,117.48-22,758.71

Finding the Fourth Proportional to 40,666.73, 56,117.48 and 22,758.71

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Solution

The fourth proportional to 40,666.73, 56,117.48 and 22,758.71 is: 31,405.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,666.73 : 56,117.48 = 22,758.71 : x
  2. Step 2: Convert to fraction form
    40,666.73/56,117.48 = 22,758.71/x
  3. Step 3: Cross multiply
    40,666.73x = 56,117.48 × 22,758.71
  4. Step 4: Simplify right side
    40,666.73x = 1,277,161,058.87
  5. Step 5: Solve for x
    x = 1,277,161,058.87/40,666.73
  6. Step 6: Final answer
    x = 31,405.55

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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.