Home / 15,989.32-23,969.37-5,595.40

Finding the Fourth Proportional to 15,989.32, 23,969.37 and 5,595.40

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Solution

The fourth proportional to 15,989.32, 23,969.37 and 5,595.40 is: 8,387.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.32 : 23,969.37 = 5,595.40 : x
  2. Step 2: Convert to fraction form
    15,989.32/23,969.37 = 5,595.40/x
  3. Step 3: Cross multiply
    15,989.32x = 23,969.37 × 5,595.40
  4. Step 4: Simplify right side
    15,989.32x = 134,118,212.90
  5. Step 5: Solve for x
    x = 134,118,212.90/15,989.32
  6. Step 6: Final answer
    x = 8,387.99

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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.