Home / 34,178.08-47,166.96-20,030.08

Finding the Fourth Proportional to 34,178.08, 47,166.96 and 20,030.08

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Solution

The fourth proportional to 34,178.08, 47,166.96 and 20,030.08 is: 27,642.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.08 : 47,166.96 = 20,030.08 : x
  2. Step 2: Convert to fraction form
    34,178.08/47,166.96 = 20,030.08/x
  3. Step 3: Cross multiply
    34,178.08x = 47,166.96 × 20,030.08
  4. Step 4: Simplify right side
    34,178.08x = 944,757,982.16
  5. Step 5: Solve for x
    x = 944,757,982.16/34,178.08
  6. Step 6: Final answer
    x = 27,642.22

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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.