Home / 15,807.75-23,711.69-6,445.26

Finding the Fourth Proportional to 15,807.75, 23,711.69 and 6,445.26

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Solution

The fourth proportional to 15,807.75, 23,711.69 and 6,445.26 is: 9,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807.75 : 23,711.69 = 6,445.26 : x
  2. Step 2: Convert to fraction form
    15,807.75/23,711.69 = 6,445.26/x
  3. Step 3: Cross multiply
    15,807.75x = 23,711.69 × 6,445.26
  4. Step 4: Simplify right side
    15,807.75x = 152,828,007.09
  5. Step 5: Solve for x
    x = 152,828,007.09/15,807.75
  6. Step 6: Final answer
    x = 9,667.92

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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.