Home / 25,304.23-34,920.39-13,973.68

Finding the Fourth Proportional to 25,304.23, 34,920.39 and 13,973.68

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Solution

The fourth proportional to 25,304.23, 34,920.39 and 13,973.68 is: 19,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.23 : 34,920.39 = 13,973.68 : x
  2. Step 2: Convert to fraction form
    25,304.23/34,920.39 = 13,973.68/x
  3. Step 3: Cross multiply
    25,304.23x = 34,920.39 × 13,973.68
  4. Step 4: Simplify right side
    25,304.23x = 487,966,355.34
  5. Step 5: Solve for x
    x = 487,966,355.34/25,304.23
  6. Step 6: Final answer
    x = 19,283.98

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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.