Home / 27,306.10-37,681.93-15,369.15

Finding the Fourth Proportional to 27,306.10, 37,681.93 and 15,369.15

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Solution

The fourth proportional to 27,306.10, 37,681.93 and 15,369.15 is: 21,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.10 : 37,681.93 = 15,369.15 : x
  2. Step 2: Convert to fraction form
    27,306.10/37,681.93 = 15,369.15/x
  3. Step 3: Cross multiply
    27,306.10x = 37,681.93 × 15,369.15
  4. Step 4: Simplify right side
    27,306.10x = 579,139,234.46
  5. Step 5: Solve for x
    x = 579,139,234.46/27,306.10
  6. Step 6: Final answer
    x = 21,209.15

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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.