Home / 18,884.96-26,065.02-14,400.71

Finding the Fourth Proportional to 18,884.96, 26,065.02 and 14,400.71

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Solution

The fourth proportional to 18,884.96, 26,065.02 and 14,400.71 is: 19,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.96 : 26,065.02 = 14,400.71 : x
  2. Step 2: Convert to fraction form
    18,884.96/26,065.02 = 14,400.71/x
  3. Step 3: Cross multiply
    18,884.96x = 26,065.02 × 14,400.71
  4. Step 4: Simplify right side
    18,884.96x = 375,354,794.16
  5. Step 5: Solve for x
    x = 375,354,794.16/18,884.96
  6. Step 6: Final answer
    x = 19,875.86

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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.