Home / 40,661.69-61,001.08-14,010.10

Finding the Fourth Proportional to 40,661.69, 61,001.08 and 14,010.10

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Solution

The fourth proportional to 40,661.69, 61,001.08 and 14,010.10 is: 21,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661.69 : 61,001.08 = 14,010.10 : x
  2. Step 2: Convert to fraction form
    40,661.69/61,001.08 = 14,010.10/x
  3. Step 3: Cross multiply
    40,661.69x = 61,001.08 × 14,010.10
  4. Step 4: Simplify right side
    40,661.69x = 854,631,043.38
  5. Step 5: Solve for x
    x = 854,631,043.38/40,661.69
  6. Step 6: Final answer
    x = 21,018.09

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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.