Home / 42,896.16-64,050.84-38,424.96

Finding the Fourth Proportional to 42,896.16, 64,050.84 and 38,424.96

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Solution

The fourth proportional to 42,896.16, 64,050.84 and 38,424.96 is: 57,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,896.16 : 64,050.84 = 38,424.96 : x
  2. Step 2: Convert to fraction form
    42,896.16/64,050.84 = 38,424.96/x
  3. Step 3: Cross multiply
    42,896.16x = 64,050.84 × 38,424.96
  4. Step 4: Simplify right side
    42,896.16x = 2,461,150,964.97
  5. Step 5: Solve for x
    x = 2,461,150,964.97/42,896.16
  6. Step 6: Final answer
    x = 57,374.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.