Home / 17,775.72-24,529.50-9,817.74

Finding the Fourth Proportional to 17,775.72, 24,529.50 and 9,817.74

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Solution

The fourth proportional to 17,775.72, 24,529.50 and 9,817.74 is: 13,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.72 : 24,529.50 = 9,817.74 : x
  2. Step 2: Convert to fraction form
    17,775.72/24,529.50 = 9,817.74/x
  3. Step 3: Cross multiply
    17,775.72x = 24,529.50 × 9,817.74
  4. Step 4: Simplify right side
    17,775.72x = 240,824,253.33
  5. Step 5: Solve for x
    x = 240,824,253.33/17,775.72
  6. Step 6: Final answer
    x = 13,547.93

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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.