Home / 16,657.80-22,988.62-9,585.28

Finding the Fourth Proportional to 16,657.80, 22,988.62 and 9,585.28

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Solution

The fourth proportional to 16,657.80, 22,988.62 and 9,585.28 is: 13,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.80 : 22,988.62 = 9,585.28 : x
  2. Step 2: Convert to fraction form
    16,657.80/22,988.62 = 9,585.28/x
  3. Step 3: Cross multiply
    16,657.80x = 22,988.62 × 9,585.28
  4. Step 4: Simplify right side
    16,657.80x = 220,352,359.51
  5. Step 5: Solve for x
    x = 220,352,359.51/16,657.80
  6. Step 6: Final answer
    x = 13,228.18

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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.