Home / 34,130.84-47,103.28-19,028.36

Finding the Fourth Proportional to 34,130.84, 47,103.28 and 19,028.36

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Solution

The fourth proportional to 34,130.84, 47,103.28 and 19,028.36 is: 26,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,130.84 : 47,103.28 = 19,028.36 : x
  2. Step 2: Convert to fraction form
    34,130.84/47,103.28 = 19,028.36/x
  3. Step 3: Cross multiply
    34,130.84x = 47,103.28 × 19,028.36
  4. Step 4: Simplify right side
    34,130.84x = 896,298,169.02
  5. Step 5: Solve for x
    x = 896,298,169.02/34,130.84
  6. Step 6: Final answer
    x = 26,260.65

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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.