Home / 42,673.58-64,010.36-11,508.82

Finding the Fourth Proportional to 42,673.58, 64,010.36 and 11,508.82

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Solution

The fourth proportional to 42,673.58, 64,010.36 and 11,508.82 is: 17,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,673.58 : 64,010.36 = 11,508.82 : x
  2. Step 2: Convert to fraction form
    42,673.58/64,010.36 = 11,508.82/x
  3. Step 3: Cross multiply
    42,673.58x = 64,010.36 × 11,508.82
  4. Step 4: Simplify right side
    42,673.58x = 736,683,711.38
  5. Step 5: Solve for x
    x = 736,683,711.38/42,673.58
  6. Step 6: Final answer
    x = 17,263.23

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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.