Home / 15,627.96-23,444.10-5,242.68

Finding the Fourth Proportional to 15,627.96, 23,444.10 and 5,242.68

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Solution

The fourth proportional to 15,627.96, 23,444.10 and 5,242.68 is: 7,864.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.96 : 23,444.10 = 5,242.68 : x
  2. Step 2: Convert to fraction form
    15,627.96/23,444.10 = 5,242.68/x
  3. Step 3: Cross multiply
    15,627.96x = 23,444.10 × 5,242.68
  4. Step 4: Simplify right side
    15,627.96x = 122,909,914.19
  5. Step 5: Solve for x
    x = 122,909,914.19/15,627.96
  6. Step 6: Final answer
    x = 7,864.74

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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.