Home / 26,553.48-36,637.92-15,369

Finding the Fourth Proportional to 26,553.48, 36,637.92 and 15,369

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Solution

The fourth proportional to 26,553.48, 36,637.92 and 15,369 is: 21,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.48 : 36,637.92 = 15,369 : x
  2. Step 2: Convert to fraction form
    26,553.48/36,637.92 = 15,369/x
  3. Step 3: Cross multiply
    26,553.48x = 36,637.92 × 15,369
  4. Step 4: Simplify right side
    26,553.48x = 563,088,192.48
  5. Step 5: Solve for x
    x = 563,088,192.48/26,553.48
  6. Step 6: Final answer
    x = 21,205.82

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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.