Home / 27,294.34-37,666.12-15,357.70

Finding the Fourth Proportional to 27,294.34, 37,666.12 and 15,357.70

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Solution

The fourth proportional to 27,294.34, 37,666.12 and 15,357.70 is: 21,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.34 : 37,666.12 = 15,357.70 : x
  2. Step 2: Convert to fraction form
    27,294.34/37,666.12 = 15,357.70/x
  3. Step 3: Cross multiply
    27,294.34x = 37,666.12 × 15,357.70
  4. Step 4: Simplify right side
    27,294.34x = 578,464,971.12
  5. Step 5: Solve for x
    x = 578,464,971.12/27,294.34
  6. Step 6: Final answer
    x = 21,193.59

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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.