Home / 25,335.61-34,973-22,678.40

Finding the Fourth Proportional to 25,335.61, 34,973 and 22,678.40

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Solution

The fourth proportional to 25,335.61, 34,973 and 22,678.40 is: 31,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.61 : 34,973 = 22,678.40 : x
  2. Step 2: Convert to fraction form
    25,335.61/34,973 = 22,678.40/x
  3. Step 3: Cross multiply
    25,335.61x = 34,973 × 22,678.40
  4. Step 4: Simplify right side
    25,335.61x = 793,131,683.20
  5. Step 5: Solve for x
    x = 793,131,683.20/25,335.61
  6. Step 6: Final answer
    x = 31,305.02

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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.