Home / 22,595.45-31,183.57-12,527.05

Finding the Fourth Proportional to 22,595.45, 31,183.57 and 12,527.05

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Solution

The fourth proportional to 22,595.45, 31,183.57 and 12,527.05 is: 17,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,595.45 : 31,183.57 = 12,527.05 : x
  2. Step 2: Convert to fraction form
    22,595.45/31,183.57 = 12,527.05/x
  3. Step 3: Cross multiply
    22,595.45x = 31,183.57 × 12,527.05
  4. Step 4: Simplify right side
    22,595.45x = 390,638,077.93
  5. Step 5: Solve for x
    x = 390,638,077.93/22,595.45
  6. Step 6: Final answer
    x = 17,288.35

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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.