Home / 46,470.13-69,666.03-20,155.06

Finding the Fourth Proportional to 46,470.13, 69,666.03 and 20,155.06

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Solution

The fourth proportional to 46,470.13, 69,666.03 and 20,155.06 is: 30,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.13 : 69,666.03 = 20,155.06 : x
  2. Step 2: Convert to fraction form
    46,470.13/69,666.03 = 20,155.06/x
  3. Step 3: Cross multiply
    46,470.13x = 69,666.03 × 20,155.06
  4. Step 4: Simplify right side
    46,470.13x = 1,404,123,014.61
  5. Step 5: Solve for x
    x = 1,404,123,014.61/46,470.13
  6. Step 6: Final answer
    x = 30,215.60

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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.