Home / 15,690.49-23,535.65-7,370.46

Finding the Fourth Proportional to 15,690.49, 23,535.65 and 7,370.46

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Solution

The fourth proportional to 15,690.49, 23,535.65 and 7,370.46 is: 11,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690.49 : 23,535.65 = 7,370.46 : x
  2. Step 2: Convert to fraction form
    15,690.49/23,535.65 = 7,370.46/x
  3. Step 3: Cross multiply
    15,690.49x = 23,535.65 × 7,370.46
  4. Step 4: Simplify right side
    15,690.49x = 173,468,585.33
  5. Step 5: Solve for x
    x = 173,468,585.33/15,690.49
  6. Step 6: Final answer
    x = 11,055.65

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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.