Home / 14,756.86-20,363.95-8,042.36

Finding the Fourth Proportional to 14,756.86, 20,363.95 and 8,042.36

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Solution

The fourth proportional to 14,756.86, 20,363.95 and 8,042.36 is: 11,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.86 : 20,363.95 = 8,042.36 : x
  2. Step 2: Convert to fraction form
    14,756.86/20,363.95 = 8,042.36/x
  3. Step 3: Cross multiply
    14,756.86x = 20,363.95 × 8,042.36
  4. Step 4: Simplify right side
    14,756.86x = 163,774,125.16
  5. Step 5: Solve for x
    x = 163,774,125.16/14,756.86
  6. Step 6: Final answer
    x = 11,098.17

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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.