Home / 27,294.03-37,666.49-15,357.79

Finding the Fourth Proportional to 27,294.03, 37,666.49 and 15,357.79

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Solution

The fourth proportional to 27,294.03, 37,666.49 and 15,357.79 is: 21,194.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.03 : 37,666.49 = 15,357.79 : x
  2. Step 2: Convert to fraction form
    27,294.03/37,666.49 = 15,357.79/x
  3. Step 3: Cross multiply
    27,294.03x = 37,666.49 × 15,357.79
  4. Step 4: Simplify right side
    27,294.03x = 578,473,855.12
  5. Step 5: Solve for x
    x = 578,473,855.12/27,294.03
  6. Step 6: Final answer
    x = 21,194.16

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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.