Home / 27,041.90-37,319.28-15,105.50

Finding the Fourth Proportional to 27,041.90, 37,319.28 and 15,105.50

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Solution

The fourth proportional to 27,041.90, 37,319.28 and 15,105.50 is: 20,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,041.90 : 37,319.28 = 15,105.50 : x
  2. Step 2: Convert to fraction form
    27,041.90/37,319.28 = 15,105.50/x
  3. Step 3: Cross multiply
    27,041.90x = 37,319.28 × 15,105.50
  4. Step 4: Simplify right side
    27,041.90x = 563,726,384.04
  5. Step 5: Solve for x
    x = 563,726,384.04/27,041.90
  6. Step 6: Final answer
    x = 20,846.40

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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.