Home / 14,254.42-19,671.16-7,794.20

Finding the Fourth Proportional to 14,254.42, 19,671.16 and 7,794.20

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Solution

The fourth proportional to 14,254.42, 19,671.16 and 7,794.20 is: 10,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.42 : 19,671.16 = 7,794.20 : x
  2. Step 2: Convert to fraction form
    14,254.42/19,671.16 = 7,794.20/x
  3. Step 3: Cross multiply
    14,254.42x = 19,671.16 × 7,794.20
  4. Step 4: Simplify right side
    14,254.42x = 153,320,955.27
  5. Step 5: Solve for x
    x = 153,320,955.27/14,254.42
  6. Step 6: Final answer
    x = 10,756.03

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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.