Home / 34,683.17-47,863.00-20,340.08

Finding the Fourth Proportional to 34,683.17, 47,863.00 and 20,340.08

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Solution

The fourth proportional to 34,683.17, 47,863.00 and 20,340.08 is: 28,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.17 : 47,863.00 = 20,340.08 : x
  2. Step 2: Convert to fraction form
    34,683.17/47,863.00 = 20,340.08/x
  3. Step 3: Cross multiply
    34,683.17x = 47,863.00 × 20,340.08
  4. Step 4: Simplify right side
    34,683.17x = 973,537,099.80
  5. Step 5: Solve for x
    x = 973,537,099.80/34,683.17
  6. Step 6: Final answer
    x = 28,069.44

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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.