Home / 16,590.18-22,916.36-12,292.00

Finding the Fourth Proportional to 16,590.18, 22,916.36 and 12,292.00

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Solution

The fourth proportional to 16,590.18, 22,916.36 and 12,292.00 is: 16,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.18 : 22,916.36 = 12,292.00 : x
  2. Step 2: Convert to fraction form
    16,590.18/22,916.36 = 12,292.00/x
  3. Step 3: Cross multiply
    16,590.18x = 22,916.36 × 12,292.00
  4. Step 4: Simplify right side
    16,590.18x = 281,687,913.04
  5. Step 5: Solve for x
    x = 281,687,913.04/16,590.18
  6. Step 6: Final answer
    x = 16,979.20

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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.