Home / 15,703.10-23,554.65-9,136.70

Finding the Fourth Proportional to 15,703.10, 23,554.65 and 9,136.70

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Solution

The fourth proportional to 15,703.10, 23,554.65 and 9,136.70 is: 13,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703.10 : 23,554.65 = 9,136.70 : x
  2. Step 2: Convert to fraction form
    15,703.10/23,554.65 = 9,136.70/x
  3. Step 3: Cross multiply
    15,703.10x = 23,554.65 × 9,136.70
  4. Step 4: Simplify right side
    15,703.10x = 215,211,770.66
  5. Step 5: Solve for x
    x = 215,211,770.66/15,703.10
  6. Step 6: Final answer
    x = 13,705.05

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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.