Home / 15,685.71-23,526.14-4,589.79

Finding the Fourth Proportional to 15,685.71, 23,526.14 and 4,589.79

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Solution

The fourth proportional to 15,685.71, 23,526.14 and 4,589.79 is: 6,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,685.71 : 23,526.14 = 4,589.79 : x
  2. Step 2: Convert to fraction form
    15,685.71/23,526.14 = 4,589.79/x
  3. Step 3: Cross multiply
    15,685.71x = 23,526.14 × 4,589.79
  4. Step 4: Simplify right side
    15,685.71x = 107,980,019.16
  5. Step 5: Solve for x
    x = 107,980,019.16/15,685.71
  6. Step 6: Final answer
    x = 6,883.97

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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.