Home / 42,673.69-64,010.54-11,508.94

Finding the Fourth Proportional to 42,673.69, 64,010.54 and 11,508.94

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Solution

The fourth proportional to 42,673.69, 64,010.54 and 11,508.94 is: 17,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,673.69 : 64,010.54 = 11,508.94 : x
  2. Step 2: Convert to fraction form
    42,673.69/64,010.54 = 11,508.94/x
  3. Step 3: Cross multiply
    42,673.69x = 64,010.54 × 11,508.94
  4. Step 4: Simplify right side
    42,673.69x = 736,693,246.66
  5. Step 5: Solve for x
    x = 736,693,246.66/42,673.69
  6. Step 6: Final answer
    x = 17,263.41

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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.