Home / 46,665.59-69,984-13,376.75

Finding the Fourth Proportional to 46,665.59, 69,984 and 13,376.75

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Solution

The fourth proportional to 46,665.59, 69,984 and 13,376.75 is: 20,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,665.59 : 69,984 = 13,376.75 : x
  2. Step 2: Convert to fraction form
    46,665.59/69,984 = 13,376.75/x
  3. Step 3: Cross multiply
    46,665.59x = 69,984 × 13,376.75
  4. Step 4: Simplify right side
    46,665.59x = 936,158,122.08
  5. Step 5: Solve for x
    x = 936,158,122.08/46,665.59
  6. Step 6: Final answer
    x = 20,061.00

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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.