Home / 17,547.03-26,320.14-7,158.78

Finding the Fourth Proportional to 17,547.03, 26,320.14 and 7,158.78

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Solution

The fourth proportional to 17,547.03, 26,320.14 and 7,158.78 is: 10,738.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.03 : 26,320.14 = 7,158.78 : x
  2. Step 2: Convert to fraction form
    17,547.03/26,320.14 = 7,158.78/x
  3. Step 3: Cross multiply
    17,547.03x = 26,320.14 × 7,158.78
  4. Step 4: Simplify right side
    17,547.03x = 188,420,091.83
  5. Step 5: Solve for x
    x = 188,420,091.83/17,547.03
  6. Step 6: Final answer
    x = 10,738.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.