Home / 19,060.86-26,281.11-16,403.70

Finding the Fourth Proportional to 19,060.86, 26,281.11 and 16,403.70

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Solution

The fourth proportional to 19,060.86, 26,281.11 and 16,403.70 is: 22,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.86 : 26,281.11 = 16,403.70 : x
  2. Step 2: Convert to fraction form
    19,060.86/26,281.11 = 16,403.70/x
  3. Step 3: Cross multiply
    19,060.86x = 26,281.11 × 16,403.70
  4. Step 4: Simplify right side
    19,060.86x = 431,107,444.11
  5. Step 5: Solve for x
    x = 431,107,444.11/19,060.86
  6. Step 6: Final answer
    x = 22,617.42

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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.