Home / 19,242.24-28,864.48-5,392.32

Finding the Fourth Proportional to 19,242.24, 28,864.48 and 5,392.32

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Solution

The fourth proportional to 19,242.24, 28,864.48 and 5,392.32 is: 8,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.24 : 28,864.48 = 5,392.32 : x
  2. Step 2: Convert to fraction form
    19,242.24/28,864.48 = 5,392.32/x
  3. Step 3: Cross multiply
    19,242.24x = 28,864.48 × 5,392.32
  4. Step 4: Simplify right side
    19,242.24x = 155,646,512.79
  5. Step 5: Solve for x
    x = 155,646,512.79/19,242.24
  6. Step 6: Final answer
    x = 8,088.79

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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.