Home / 22,547.85-31,145.76-17,307.42

Finding the Fourth Proportional to 22,547.85, 31,145.76 and 17,307.42

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Solution

The fourth proportional to 22,547.85, 31,145.76 and 17,307.42 is: 23,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,547.85 : 31,145.76 = 17,307.42 : x
  2. Step 2: Convert to fraction form
    22,547.85/31,145.76 = 17,307.42/x
  3. Step 3: Cross multiply
    22,547.85x = 31,145.76 × 17,307.42
  4. Step 4: Simplify right side
    22,547.85x = 539,052,749.54
  5. Step 5: Solve for x
    x = 539,052,749.54/22,547.85
  6. Step 6: Final answer
    x = 23,907.06

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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.