Home / 23,359.16-32,064.16-20,647.28

Finding the Fourth Proportional to 23,359.16, 32,064.16 and 20,647.28

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Solution

The fourth proportional to 23,359.16, 32,064.16 and 20,647.28 is: 28,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,359.16 : 32,064.16 = 20,647.28 : x
  2. Step 2: Convert to fraction form
    23,359.16/32,064.16 = 20,647.28/x
  3. Step 3: Cross multiply
    23,359.16x = 32,064.16 × 20,647.28
  4. Step 4: Simplify right side
    23,359.16x = 662,037,689.48
  5. Step 5: Solve for x
    x = 662,037,689.48/23,359.16
  6. Step 6: Final answer
    x = 28,341.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.