Home / 27,294.45-37,663.29-15,357.54

Finding the Fourth Proportional to 27,294.45, 37,663.29 and 15,357.54

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Solution

The fourth proportional to 27,294.45, 37,663.29 and 15,357.54 is: 21,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.45 : 37,663.29 = 15,357.54 : x
  2. Step 2: Convert to fraction form
    27,294.45/37,663.29 = 15,357.54/x
  3. Step 3: Cross multiply
    27,294.45x = 37,663.29 × 15,357.54
  4. Step 4: Simplify right side
    27,294.45x = 578,415,482.71
  5. Step 5: Solve for x
    x = 578,415,482.71/27,294.45
  6. Step 6: Final answer
    x = 21,191.69

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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.