Home / 57,808.08-79,784.28-35,154.18

Finding the Fourth Proportional to 57,808.08, 79,784.28 and 35,154.18

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Solution

The fourth proportional to 57,808.08, 79,784.28 and 35,154.18 is: 48,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,808.08 : 79,784.28 = 35,154.18 : x
  2. Step 2: Convert to fraction form
    57,808.08/79,784.28 = 35,154.18/x
  3. Step 3: Cross multiply
    57,808.08x = 79,784.28 × 35,154.18
  4. Step 4: Simplify right side
    57,808.08x = 2,804,750,940.29
  5. Step 5: Solve for x
    x = 2,804,750,940.29/57,808.08
  6. Step 6: Final answer
    x = 48,518.32

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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.