Home / 19,756.20-29,493.42-19,064.18

Finding the Fourth Proportional to 19,756.20, 29,493.42 and 19,064.18

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Solution

The fourth proportional to 19,756.20, 29,493.42 and 19,064.18 is: 28,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.20 : 29,493.42 = 19,064.18 : x
  2. Step 2: Convert to fraction form
    19,756.20/29,493.42 = 19,064.18/x
  3. Step 3: Cross multiply
    19,756.20x = 29,493.42 × 19,064.18
  4. Step 4: Simplify right side
    19,756.20x = 562,267,867.70
  5. Step 5: Solve for x
    x = 562,267,867.70/19,756.20
  6. Step 6: Final answer
    x = 28,460.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.