Home / 46,221.85-69,335.07-18,139.42

Finding the Fourth Proportional to 46,221.85, 69,335.07 and 18,139.42

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Solution

The fourth proportional to 46,221.85, 69,335.07 and 18,139.42 is: 27,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,221.85 : 69,335.07 = 18,139.42 : x
  2. Step 2: Convert to fraction form
    46,221.85/69,335.07 = 18,139.42/x
  3. Step 3: Cross multiply
    46,221.85x = 69,335.07 × 18,139.42
  4. Step 4: Simplify right side
    46,221.85x = 1,257,697,955.46
  5. Step 5: Solve for x
    x = 1,257,697,955.46/46,221.85
  6. Step 6: Final answer
    x = 27,210.03

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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.