Home / 28,869.68-39,714.36-25,269.68

Finding the Fourth Proportional to 28,869.68, 39,714.36 and 25,269.68

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Solution

The fourth proportional to 28,869.68, 39,714.36 and 25,269.68 is: 34,762.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869.68 : 39,714.36 = 25,269.68 : x
  2. Step 2: Convert to fraction form
    28,869.68/39,714.36 = 25,269.68/x
  3. Step 3: Cross multiply
    28,869.68x = 39,714.36 × 25,269.68
  4. Step 4: Simplify right side
    28,869.68x = 1,003,569,168.60
  5. Step 5: Solve for x
    x = 1,003,569,168.60/28,869.68
  6. Step 6: Final answer
    x = 34,762.05

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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.