Home / 17,780.04-24,535.80-9,822.60

Finding the Fourth Proportional to 17,780.04, 24,535.80 and 9,822.60

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Solution

The fourth proportional to 17,780.04, 24,535.80 and 9,822.60 is: 13,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.04 : 24,535.80 = 9,822.60 : x
  2. Step 2: Convert to fraction form
    17,780.04/24,535.80 = 9,822.60/x
  3. Step 3: Cross multiply
    17,780.04x = 24,535.80 × 9,822.60
  4. Step 4: Simplify right side
    17,780.04x = 241,005,349.08
  5. Step 5: Solve for x
    x = 241,005,349.08/17,780.04
  6. Step 6: Final answer
    x = 13,554.83

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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.