Home / 38,041.75-52,501.54-21,909.59

Finding the Fourth Proportional to 38,041.75, 52,501.54 and 21,909.59

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Solution

The fourth proportional to 38,041.75, 52,501.54 and 21,909.59 is: 30,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041.75 : 52,501.54 = 21,909.59 : x
  2. Step 2: Convert to fraction form
    38,041.75/52,501.54 = 21,909.59/x
  3. Step 3: Cross multiply
    38,041.75x = 52,501.54 × 21,909.59
  4. Step 4: Simplify right side
    38,041.75x = 1,150,287,215.77
  5. Step 5: Solve for x
    x = 1,150,287,215.77/38,041.75
  6. Step 6: Final answer
    x = 30,237.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.