Home / 34,655.04-47,824.65-20,325.87

Finding the Fourth Proportional to 34,655.04, 47,824.65 and 20,325.87

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Solution

The fourth proportional to 34,655.04, 47,824.65 and 20,325.87 is: 28,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.04 : 47,824.65 = 20,325.87 : x
  2. Step 2: Convert to fraction form
    34,655.04/47,824.65 = 20,325.87/x
  3. Step 3: Cross multiply
    34,655.04x = 47,824.65 × 20,325.87
  4. Step 4: Simplify right side
    34,655.04x = 972,077,618.70
  5. Step 5: Solve for x
    x = 972,077,618.70/34,655.04
  6. Step 6: Final answer
    x = 28,050.11

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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.