Home / 20,056.41-30,085.31-9,521.00

Finding the Fourth Proportional to 20,056.41, 30,085.31 and 9,521.00

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Solution

The fourth proportional to 20,056.41, 30,085.31 and 9,521.00 is: 14,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056.41 : 30,085.31 = 9,521.00 : x
  2. Step 2: Convert to fraction form
    20,056.41/30,085.31 = 9,521.00/x
  3. Step 3: Cross multiply
    20,056.41x = 30,085.31 × 9,521.00
  4. Step 4: Simplify right side
    20,056.41x = 286,442,307.32
  5. Step 5: Solve for x
    x = 286,442,307.32/20,056.41
  6. Step 6: Final answer
    x = 14,281.83

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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.