Home / 26,718.48-36,868.50-14,780.16

Finding the Fourth Proportional to 26,718.48, 36,868.50 and 14,780.16

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Solution

The fourth proportional to 26,718.48, 36,868.50 and 14,780.16 is: 20,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.48 : 36,868.50 = 14,780.16 : x
  2. Step 2: Convert to fraction form
    26,718.48/36,868.50 = 14,780.16/x
  3. Step 3: Cross multiply
    26,718.48x = 36,868.50 × 14,780.16
  4. Step 4: Simplify right side
    26,718.48x = 544,922,328.96
  5. Step 5: Solve for x
    x = 544,922,328.96/26,718.48
  6. Step 6: Final answer
    x = 20,394.96

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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.