Home / 32,129.60-48,211.68-30,966.08

Finding the Fourth Proportional to 32,129.60, 48,211.68 and 30,966.08

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Solution

The fourth proportional to 32,129.60, 48,211.68 and 30,966.08 is: 46,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.60 : 48,211.68 = 30,966.08 : x
  2. Step 2: Convert to fraction form
    32,129.60/48,211.68 = 30,966.08/x
  3. Step 3: Cross multiply
    32,129.60x = 48,211.68 × 30,966.08
  4. Step 4: Simplify right side
    32,129.60x = 1,492,926,739.81
  5. Step 5: Solve for x
    x = 1,492,926,739.81/32,129.60
  6. Step 6: Final answer
    x = 46,465.77

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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.