Home / 35,773.77-49,370.10-20,667.07

Finding the Fourth Proportional to 35,773.77, 49,370.10 and 20,667.07

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Solution

The fourth proportional to 35,773.77, 49,370.10 and 20,667.07 is: 28,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.77 : 49,370.10 = 20,667.07 : x
  2. Step 2: Convert to fraction form
    35,773.77/49,370.10 = 20,667.07/x
  3. Step 3: Cross multiply
    35,773.77x = 49,370.10 × 20,667.07
  4. Step 4: Simplify right side
    35,773.77x = 1,020,335,312.61
  5. Step 5: Solve for x
    x = 1,020,335,312.61/35,773.77
  6. Step 6: Final answer
    x = 28,521.88

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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.