Home / 42,805.81-64,166.59-25,013.89

Finding the Fourth Proportional to 42,805.81, 64,166.59 and 25,013.89

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Solution

The fourth proportional to 42,805.81, 64,166.59 and 25,013.89 is: 37,496.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,805.81 : 64,166.59 = 25,013.89 : x
  2. Step 2: Convert to fraction form
    42,805.81/64,166.59 = 25,013.89/x
  3. Step 3: Cross multiply
    42,805.81x = 64,166.59 × 25,013.89
  4. Step 4: Simplify right side
    42,805.81x = 1,605,056,023.94
  5. Step 5: Solve for x
    x = 1,605,056,023.94/42,805.81
  6. Step 6: Final answer
    x = 37,496.22

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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.