Home / 20,302.02-30,456.32-6,258.77

Finding the Fourth Proportional to 20,302.02, 30,456.32 and 6,258.77

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Solution

The fourth proportional to 20,302.02, 30,456.32 and 6,258.77 is: 9,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.02 : 30,456.32 = 6,258.77 : x
  2. Step 2: Convert to fraction form
    20,302.02/30,456.32 = 6,258.77/x
  3. Step 3: Cross multiply
    20,302.02x = 30,456.32 × 6,258.77
  4. Step 4: Simplify right side
    20,302.02x = 190,618,934.00
  5. Step 5: Solve for x
    x = 190,618,934.00/20,302.02
  6. Step 6: Final answer
    x = 9,389.16

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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.