Home / 26,549.78-36,638.70-14,613.03

Finding the Fourth Proportional to 26,549.78, 36,638.70 and 14,613.03

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Solution

The fourth proportional to 26,549.78, 36,638.70 and 14,613.03 is: 20,165.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.78 : 36,638.70 = 14,613.03 : x
  2. Step 2: Convert to fraction form
    26,549.78/36,638.70 = 14,613.03/x
  3. Step 3: Cross multiply
    26,549.78x = 36,638.70 × 14,613.03
  4. Step 4: Simplify right side
    26,549.78x = 535,402,490.76
  5. Step 5: Solve for x
    x = 535,402,490.76/26,549.78
  6. Step 6: Final answer
    x = 20,165.99

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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.