Home / 26,308-36,306.12-15,130

Finding the Fourth Proportional to 26,308, 36,306.12 and 15,130

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Solution

The fourth proportional to 26,308, 36,306.12 and 15,130 is: 20,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,308 : 36,306.12 = 15,130 : x
  2. Step 2: Convert to fraction form
    26,308/36,306.12 = 15,130/x
  3. Step 3: Cross multiply
    26,308x = 36,306.12 × 15,130
  4. Step 4: Simplify right side
    26,308x = 549,311,595.60
  5. Step 5: Solve for x
    x = 549,311,595.60/26,308
  6. Step 6: Final answer
    x = 20,880.02

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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.