Home / 15,392.36-23,088.56-4,299.05

Finding the Fourth Proportional to 15,392.36, 23,088.56 and 4,299.05

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Solution

The fourth proportional to 15,392.36, 23,088.56 and 4,299.05 is: 6,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.36 : 23,088.56 = 4,299.05 : x
  2. Step 2: Convert to fraction form
    15,392.36/23,088.56 = 4,299.05/x
  3. Step 3: Cross multiply
    15,392.36x = 23,088.56 × 4,299.05
  4. Step 4: Simplify right side
    15,392.36x = 99,258,736.93
  5. Step 5: Solve for x
    x = 99,258,736.93/15,392.36
  6. Step 6: Final answer
    x = 6,448.57

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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.