Home / 22,675.04-31,258.59-15,847.86

Finding the Fourth Proportional to 22,675.04, 31,258.59 and 15,847.86

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Solution

The fourth proportional to 22,675.04, 31,258.59 and 15,847.86 is: 21,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.04 : 31,258.59 = 15,847.86 : x
  2. Step 2: Convert to fraction form
    22,675.04/31,258.59 = 15,847.86/x
  3. Step 3: Cross multiply
    22,675.04x = 31,258.59 × 15,847.86
  4. Step 4: Simplify right side
    22,675.04x = 495,381,678.88
  5. Step 5: Solve for x
    x = 495,381,678.88/22,675.04
  6. Step 6: Final answer
    x = 21,847.01

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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.