Home / 15,071.58-22,590.96-12,873.66

Finding the Fourth Proportional to 15,071.58, 22,590.96 and 12,873.66

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Solution

The fourth proportional to 15,071.58, 22,590.96 and 12,873.66 is: 19,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.58 : 22,590.96 = 12,873.66 : x
  2. Step 2: Convert to fraction form
    15,071.58/22,590.96 = 12,873.66/x
  3. Step 3: Cross multiply
    15,071.58x = 22,590.96 × 12,873.66
  4. Step 4: Simplify right side
    15,071.58x = 290,828,338.11
  5. Step 5: Solve for x
    x = 290,828,338.11/15,071.58
  6. Step 6: Final answer
    x = 19,296.47

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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.