Home / 34,417.92-47,462.40-21,849.60

Finding the Fourth Proportional to 34,417.92, 47,462.40 and 21,849.60

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Solution

The fourth proportional to 34,417.92, 47,462.40 and 21,849.60 is: 30,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,417.92 : 47,462.40 = 21,849.60 : x
  2. Step 2: Convert to fraction form
    34,417.92/47,462.40 = 21,849.60/x
  3. Step 3: Cross multiply
    34,417.92x = 47,462.40 × 21,849.60
  4. Step 4: Simplify right side
    34,417.92x = 1,037,034,455.04
  5. Step 5: Solve for x
    x = 1,037,034,455.04/34,417.92
  6. Step 6: Final answer
    x = 30,130.65

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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.