Home / 15,740.48-23,609.95-5,878.99

Finding the Fourth Proportional to 15,740.48, 23,609.95 and 5,878.99

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Solution

The fourth proportional to 15,740.48, 23,609.95 and 5,878.99 is: 8,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.48 : 23,609.95 = 5,878.99 : x
  2. Step 2: Convert to fraction form
    15,740.48/23,609.95 = 5,878.99/x
  3. Step 3: Cross multiply
    15,740.48x = 23,609.95 × 5,878.99
  4. Step 4: Simplify right side
    15,740.48x = 138,802,552.36
  5. Step 5: Solve for x
    x = 138,802,552.36/15,740.48
  6. Step 6: Final answer
    x = 8,818.19

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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.