Home / 19,392.18-26,771.34-13,052.10

Finding the Fourth Proportional to 19,392.18, 26,771.34 and 13,052.10

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Solution

The fourth proportional to 19,392.18, 26,771.34 and 13,052.10 is: 18,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.18 : 26,771.34 = 13,052.10 : x
  2. Step 2: Convert to fraction form
    19,392.18/26,771.34 = 13,052.10/x
  3. Step 3: Cross multiply
    19,392.18x = 26,771.34 × 13,052.10
  4. Step 4: Simplify right side
    19,392.18x = 349,422,206.81
  5. Step 5: Solve for x
    x = 349,422,206.81/19,392.18
  6. Step 6: Final answer
    x = 18,018.72

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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.