Home / 15,925.43-23,888.69-7,160.37

Finding the Fourth Proportional to 15,925.43, 23,888.69 and 7,160.37

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Solution

The fourth proportional to 15,925.43, 23,888.69 and 7,160.37 is: 10,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.43 : 23,888.69 = 7,160.37 : x
  2. Step 2: Convert to fraction form
    15,925.43/23,888.69 = 7,160.37/x
  3. Step 3: Cross multiply
    15,925.43x = 23,888.69 × 7,160.37
  4. Step 4: Simplify right side
    15,925.43x = 171,051,823.41
  5. Step 5: Solve for x
    x = 171,051,823.41/15,925.43
  6. Step 6: Final answer
    x = 10,740.80

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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.