Home / 27,058.90-37,344.80-15,124.72

Finding the Fourth Proportional to 27,058.90, 37,344.80 and 15,124.72

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Solution

The fourth proportional to 27,058.90, 37,344.80 and 15,124.72 is: 20,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,058.90 : 37,344.80 = 15,124.72 : x
  2. Step 2: Convert to fraction form
    27,058.90/37,344.80 = 15,124.72/x
  3. Step 3: Cross multiply
    27,058.90x = 37,344.80 × 15,124.72
  4. Step 4: Simplify right side
    27,058.90x = 564,829,643.46
  5. Step 5: Solve for x
    x = 564,829,643.46/27,058.90
  6. Step 6: Final answer
    x = 20,874.08

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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.