Home / 16,590.60-22,898.16-9,521.64

Finding the Fourth Proportional to 16,590.60, 22,898.16 and 9,521.64

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Solution

The fourth proportional to 16,590.60, 22,898.16 and 9,521.64 is: 13,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.60 : 22,898.16 = 9,521.64 : x
  2. Step 2: Convert to fraction form
    16,590.60/22,898.16 = 9,521.64/x
  3. Step 3: Cross multiply
    16,590.60x = 22,898.16 × 9,521.64
  4. Step 4: Simplify right side
    16,590.60x = 218,028,036.18
  5. Step 5: Solve for x
    x = 218,028,036.18/16,590.60
  6. Step 6: Final answer
    x = 13,141.66

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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.