Home / 40,667.40-61,001.82-11,088.36

Finding the Fourth Proportional to 40,667.40, 61,001.82 and 11,088.36

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Solution

The fourth proportional to 40,667.40, 61,001.82 and 11,088.36 is: 16,632.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,667.40 : 61,001.82 = 11,088.36 : x
  2. Step 2: Convert to fraction form
    40,667.40/61,001.82 = 11,088.36/x
  3. Step 3: Cross multiply
    40,667.40x = 61,001.82 × 11,088.36
  4. Step 4: Simplify right side
    40,667.40x = 676,410,140.82
  5. Step 5: Solve for x
    x = 676,410,140.82/40,667.40
  6. Step 6: Final answer
    x = 16,632.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.