Home / 42,901.41-64,326.11-19,204.59

Finding the Fourth Proportional to 42,901.41, 64,326.11 and 19,204.59

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Solution

The fourth proportional to 42,901.41, 64,326.11 and 19,204.59 is: 28,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,901.41 : 64,326.11 = 19,204.59 : x
  2. Step 2: Convert to fraction form
    42,901.41/64,326.11 = 19,204.59/x
  3. Step 3: Cross multiply
    42,901.41x = 64,326.11 × 19,204.59
  4. Step 4: Simplify right side
    42,901.41x = 1,235,356,472.82
  5. Step 5: Solve for x
    x = 1,235,356,472.82/42,901.41
  6. Step 6: Final answer
    x = 28,795.24

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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.