Home / 15,360.72-23,021.64-6,585.18

Finding the Fourth Proportional to 15,360.72, 23,021.64 and 6,585.18

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Solution

The fourth proportional to 15,360.72, 23,021.64 and 6,585.18 is: 9,869.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.72 : 23,021.64 = 6,585.18 : x
  2. Step 2: Convert to fraction form
    15,360.72/23,021.64 = 6,585.18/x
  3. Step 3: Cross multiply
    15,360.72x = 23,021.64 × 6,585.18
  4. Step 4: Simplify right side
    15,360.72x = 151,601,643.30
  5. Step 5: Solve for x
    x = 151,601,643.30/15,360.72
  6. Step 6: Final answer
    x = 9,869.44

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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.