Home / 28,232.60-42,365.70-10,704.20

Finding the Fourth Proportional to 28,232.60, 42,365.70 and 10,704.20

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Solution

The fourth proportional to 28,232.60, 42,365.70 and 10,704.20 is: 16,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.60 : 42,365.70 = 10,704.20 : x
  2. Step 2: Convert to fraction form
    28,232.60/42,365.70 = 10,704.20/x
  3. Step 3: Cross multiply
    28,232.60x = 42,365.70 × 10,704.20
  4. Step 4: Simplify right side
    28,232.60x = 453,490,925.94
  5. Step 5: Solve for x
    x = 453,490,925.94/28,232.60
  6. Step 6: Final answer
    x = 16,062.67

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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.