Home / 15,783.12-23,652.12-11,590.24

Finding the Fourth Proportional to 15,783.12, 23,652.12 and 11,590.24

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Solution

The fourth proportional to 15,783.12, 23,652.12 and 11,590.24 is: 17,368.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783.12 : 23,652.12 = 11,590.24 : x
  2. Step 2: Convert to fraction form
    15,783.12/23,652.12 = 11,590.24/x
  3. Step 3: Cross multiply
    15,783.12x = 23,652.12 × 11,590.24
  4. Step 4: Simplify right side
    15,783.12x = 274,133,747.31
  5. Step 5: Solve for x
    x = 274,133,747.31/15,783.12
  6. Step 6: Final answer
    x = 17,368.79

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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.