Home / 26,721.24-36,875.16-16,111.50

Finding the Fourth Proportional to 26,721.24, 36,875.16 and 16,111.50

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Solution

The fourth proportional to 26,721.24, 36,875.16 and 16,111.50 is: 22,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.24 : 36,875.16 = 16,111.50 : x
  2. Step 2: Convert to fraction form
    26,721.24/36,875.16 = 16,111.50/x
  3. Step 3: Cross multiply
    26,721.24x = 36,875.16 × 16,111.50
  4. Step 4: Simplify right side
    26,721.24x = 594,114,140.34
  5. Step 5: Solve for x
    x = 594,114,140.34/26,721.24
  6. Step 6: Final answer
    x = 22,233.78

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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.