Home / 38,718.18-53,401.77-26,801.46

Finding the Fourth Proportional to 38,718.18, 53,401.77 and 26,801.46

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Solution

The fourth proportional to 38,718.18, 53,401.77 and 26,801.46 is: 36,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.18 : 53,401.77 = 26,801.46 : x
  2. Step 2: Convert to fraction form
    38,718.18/53,401.77 = 26,801.46/x
  3. Step 3: Cross multiply
    38,718.18x = 53,401.77 × 26,801.46
  4. Step 4: Simplify right side
    38,718.18x = 1,431,245,402.58
  5. Step 5: Solve for x
    x = 1,431,245,402.58/38,718.18
  6. Step 6: Final answer
    x = 36,965.72

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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.