Home / 19,373.72-29,036.27-8,267.40

Finding the Fourth Proportional to 19,373.72, 29,036.27 and 8,267.40

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Solution

The fourth proportional to 19,373.72, 29,036.27 and 8,267.40 is: 12,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.72 : 29,036.27 = 8,267.40 : x
  2. Step 2: Convert to fraction form
    19,373.72/29,036.27 = 8,267.40/x
  3. Step 3: Cross multiply
    19,373.72x = 29,036.27 × 8,267.40
  4. Step 4: Simplify right side
    19,373.72x = 240,054,479.27
  5. Step 5: Solve for x
    x = 240,054,479.27/19,373.72
  6. Step 6: Final answer
    x = 12,390.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.