Home / 11,627.24-15,830.91-11,590.32

Finding the Fourth Proportional to 11,627.24, 15,830.91 and 11,590.32

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Solution

The fourth proportional to 11,627.24, 15,830.91 and 11,590.32 is: 15,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.24 : 15,830.91 = 11,590.32 : x
  2. Step 2: Convert to fraction form
    11,627.24/15,830.91 = 11,590.32/x
  3. Step 3: Cross multiply
    11,627.24x = 15,830.91 × 11,590.32
  4. Step 4: Simplify right side
    11,627.24x = 183,485,312.79
  5. Step 5: Solve for x
    x = 183,485,312.79/11,627.24
  6. Step 6: Final answer
    x = 15,780.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.