Home / 15,614.06-21,547.04-9,566.66

Finding the Fourth Proportional to 15,614.06, 21,547.04 and 9,566.66

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Solution

The fourth proportional to 15,614.06, 21,547.04 and 9,566.66 is: 13,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.06 : 21,547.04 = 9,566.66 : x
  2. Step 2: Convert to fraction form
    15,614.06/21,547.04 = 9,566.66/x
  3. Step 3: Cross multiply
    15,614.06x = 21,547.04 × 9,566.66
  4. Step 4: Simplify right side
    15,614.06x = 206,133,211.72
  5. Step 5: Solve for x
    x = 206,133,211.72/15,614.06
  6. Step 6: Final answer
    x = 13,201.77

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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.