Home / 12,362.29-18,554.18-4,971.85

Finding the Fourth Proportional to 12,362.29, 18,554.18 and 4,971.85

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Solution

The fourth proportional to 12,362.29, 18,554.18 and 4,971.85 is: 7,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.29 : 18,554.18 = 4,971.85 : x
  2. Step 2: Convert to fraction form
    12,362.29/18,554.18 = 4,971.85/x
  3. Step 3: Cross multiply
    12,362.29x = 18,554.18 × 4,971.85
  4. Step 4: Simplify right side
    12,362.29x = 92,248,599.83
  5. Step 5: Solve for x
    x = 92,248,599.83/12,362.29
  6. Step 6: Final answer
    x = 7,462.10

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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.