Home / 19,027.86-26,233.28-15,612.36

Finding the Fourth Proportional to 19,027.86, 26,233.28 and 15,612.36

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Solution

The fourth proportional to 19,027.86, 26,233.28 and 15,612.36 is: 21,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.86 : 26,233.28 = 15,612.36 : x
  2. Step 2: Convert to fraction form
    19,027.86/26,233.28 = 15,612.36/x
  3. Step 3: Cross multiply
    19,027.86x = 26,233.28 × 15,612.36
  4. Step 4: Simplify right side
    19,027.86x = 409,563,333.28
  5. Step 5: Solve for x
    x = 409,563,333.28/19,027.86
  6. Step 6: Final answer
    x = 21,524.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.