Home / 27,003.65-37,259.06-15,666.57

Finding the Fourth Proportional to 27,003.65, 37,259.06 and 15,666.57

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Solution

The fourth proportional to 27,003.65, 37,259.06 and 15,666.57 is: 21,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,003.65 : 37,259.06 = 15,666.57 : x
  2. Step 2: Convert to fraction form
    27,003.65/37,259.06 = 15,666.57/x
  3. Step 3: Cross multiply
    27,003.65x = 37,259.06 × 15,666.57
  4. Step 4: Simplify right side
    27,003.65x = 583,721,830.27
  5. Step 5: Solve for x
    x = 583,721,830.27/27,003.65
  6. Step 6: Final answer
    x = 21,616.40

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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.