Home / 15,554.70-23,329.35-5,688.90

Finding the Fourth Proportional to 15,554.70, 23,329.35 and 5,688.90

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Solution

The fourth proportional to 15,554.70, 23,329.35 and 5,688.90 is: 8,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.70 : 23,329.35 = 5,688.90 : x
  2. Step 2: Convert to fraction form
    15,554.70/23,329.35 = 5,688.90/x
  3. Step 3: Cross multiply
    15,554.70x = 23,329.35 × 5,688.90
  4. Step 4: Simplify right side
    15,554.70x = 132,718,339.22
  5. Step 5: Solve for x
    x = 132,718,339.22/15,554.70
  6. Step 6: Final answer
    x = 8,532.36

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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.