Home / 26,801.76-36,988.70-14,868.95

Finding the Fourth Proportional to 26,801.76, 36,988.70 and 14,868.95

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Solution

The fourth proportional to 26,801.76, 36,988.70 and 14,868.95 is: 20,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.76 : 36,988.70 = 14,868.95 : x
  2. Step 2: Convert to fraction form
    26,801.76/36,988.70 = 14,868.95/x
  3. Step 3: Cross multiply
    26,801.76x = 36,988.70 × 14,868.95
  4. Step 4: Simplify right side
    26,801.76x = 549,982,871.58
  5. Step 5: Solve for x
    x = 549,982,871.58/26,801.76
  6. Step 6: Final answer
    x = 20,520.40

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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.