Home / 15,585.18-23,364.74-7,260.90

Finding the Fourth Proportional to 15,585.18, 23,364.74 and 7,260.90

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Solution

The fourth proportional to 15,585.18, 23,364.74 and 7,260.90 is: 10,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.18 : 23,364.74 = 7,260.90 : x
  2. Step 2: Convert to fraction form
    15,585.18/23,364.74 = 7,260.90/x
  3. Step 3: Cross multiply
    15,585.18x = 23,364.74 × 7,260.90
  4. Step 4: Simplify right side
    15,585.18x = 169,649,040.67
  5. Step 5: Solve for x
    x = 169,649,040.67/15,585.18
  6. Step 6: Final answer
    x = 10,885.28

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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.