Home / 20,574.03-30,862.11-6,535.15

Finding the Fourth Proportional to 20,574.03, 30,862.11 and 6,535.15

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Solution

The fourth proportional to 20,574.03, 30,862.11 and 6,535.15 is: 9,803.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574.03 : 30,862.11 = 6,535.15 : x
  2. Step 2: Convert to fraction form
    20,574.03/30,862.11 = 6,535.15/x
  3. Step 3: Cross multiply
    20,574.03x = 30,862.11 × 6,535.15
  4. Step 4: Simplify right side
    20,574.03x = 201,688,518.17
  5. Step 5: Solve for x
    x = 201,688,518.17/20,574.03
  6. Step 6: Final answer
    x = 9,803.06

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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.