Home / 32,024.31-44,157.60-20,678.90

Finding the Fourth Proportional to 32,024.31, 44,157.60 and 20,678.90

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Solution

The fourth proportional to 32,024.31, 44,157.60 and 20,678.90 is: 28,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,024.31 : 44,157.60 = 20,678.90 : x
  2. Step 2: Convert to fraction form
    32,024.31/44,157.60 = 20,678.90/x
  3. Step 3: Cross multiply
    32,024.31x = 44,157.60 × 20,678.90
  4. Step 4: Simplify right side
    32,024.31x = 913,130,594.64
  5. Step 5: Solve for x
    x = 913,130,594.64/32,024.31
  6. Step 6: Final answer
    x = 28,513.67

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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.