Home / 18,328.92-25,290.06-10,373.08

Finding the Fourth Proportional to 18,328.92, 25,290.06 and 10,373.08

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Solution

The fourth proportional to 18,328.92, 25,290.06 and 10,373.08 is: 14,312.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.92 : 25,290.06 = 10,373.08 : x
  2. Step 2: Convert to fraction form
    18,328.92/25,290.06 = 10,373.08/x
  3. Step 3: Cross multiply
    18,328.92x = 25,290.06 × 10,373.08
  4. Step 4: Simplify right side
    18,328.92x = 262,335,815.58
  5. Step 5: Solve for x
    x = 262,335,815.58/18,328.92
  6. Step 6: Final answer
    x = 14,312.67

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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.