Home / 19,560.15-26,943.77-18,124.90

Finding the Fourth Proportional to 19,560.15, 26,943.77 and 18,124.90

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Solution

The fourth proportional to 19,560.15, 26,943.77 and 18,124.90 is: 24,966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.15 : 26,943.77 = 18,124.90 : x
  2. Step 2: Convert to fraction form
    19,560.15/26,943.77 = 18,124.90/x
  3. Step 3: Cross multiply
    19,560.15x = 26,943.77 × 18,124.90
  4. Step 4: Simplify right side
    19,560.15x = 488,353,114.83
  5. Step 5: Solve for x
    x = 488,353,114.83/19,560.15
  6. Step 6: Final answer
    x = 24,966.74

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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.