Home / 27,559.08-38,031.48-14,983.80

Finding the Fourth Proportional to 27,559.08, 38,031.48 and 14,983.80

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Solution

The fourth proportional to 27,559.08, 38,031.48 and 14,983.80 is: 20,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.08 : 38,031.48 = 14,983.80 : x
  2. Step 2: Convert to fraction form
    27,559.08/38,031.48 = 14,983.80/x
  3. Step 3: Cross multiply
    27,559.08x = 38,031.48 × 14,983.80
  4. Step 4: Simplify right side
    27,559.08x = 569,856,090.02
  5. Step 5: Solve for x
    x = 569,856,090.02/27,559.08
  6. Step 6: Final answer
    x = 20,677.62

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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.