Home / 32,453.40-48,445.34-28,516.80

Finding the Fourth Proportional to 32,453.40, 48,445.34 and 28,516.80

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Solution

The fourth proportional to 32,453.40, 48,445.34 and 28,516.80 is: 42,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,453.40 : 48,445.34 = 28,516.80 : x
  2. Step 2: Convert to fraction form
    32,453.40/48,445.34 = 28,516.80/x
  3. Step 3: Cross multiply
    32,453.40x = 48,445.34 × 28,516.80
  4. Step 4: Simplify right side
    32,453.40x = 1,381,506,071.71
  5. Step 5: Solve for x
    x = 1,381,506,071.71/32,453.40
  6. Step 6: Final answer
    x = 42,568.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.