Home / 15,302.08-22,953.10-4,921.12

Finding the Fourth Proportional to 15,302.08, 22,953.10 and 4,921.12

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Solution

The fourth proportional to 15,302.08, 22,953.10 and 4,921.12 is: 7,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,302.08 : 22,953.10 = 4,921.12 : x
  2. Step 2: Convert to fraction form
    15,302.08/22,953.10 = 4,921.12/x
  3. Step 3: Cross multiply
    15,302.08x = 22,953.10 × 4,921.12
  4. Step 4: Simplify right side
    15,302.08x = 112,954,959.47
  5. Step 5: Solve for x
    x = 112,954,959.47/15,302.08
  6. Step 6: Final answer
    x = 7,381.67

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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.