Home / 32,109.04-48,145.68-9,916.16

Finding the Fourth Proportional to 32,109.04, 48,145.68 and 9,916.16

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Solution

The fourth proportional to 32,109.04, 48,145.68 and 9,916.16 is: 14,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,109.04 : 48,145.68 = 9,916.16 : x
  2. Step 2: Convert to fraction form
    32,109.04/48,145.68 = 9,916.16/x
  3. Step 3: Cross multiply
    32,109.04x = 48,145.68 × 9,916.16
  4. Step 4: Simplify right side
    32,109.04x = 477,420,266.19
  5. Step 5: Solve for x
    x = 477,420,266.19/32,109.04
  6. Step 6: Final answer
    x = 14,868.72

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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.