Home / 39,314.52-54,261.51-22,320.36

Finding the Fourth Proportional to 39,314.52, 54,261.51 and 22,320.36

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Solution

The fourth proportional to 39,314.52, 54,261.51 and 22,320.36 is: 30,806.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.52 : 54,261.51 = 22,320.36 : x
  2. Step 2: Convert to fraction form
    39,314.52/54,261.51 = 22,320.36/x
  3. Step 3: Cross multiply
    39,314.52x = 54,261.51 × 22,320.36
  4. Step 4: Simplify right side
    39,314.52x = 1,211,136,437.34
  5. Step 5: Solve for x
    x = 1,211,136,437.34/39,314.52
  6. Step 6: Final answer
    x = 30,806.34

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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.