Home / 19,396.68-29,095.65-5,357.76

Finding the Fourth Proportional to 19,396.68, 29,095.65 and 5,357.76

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Solution

The fourth proportional to 19,396.68, 29,095.65 and 5,357.76 is: 8,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.68 : 29,095.65 = 5,357.76 : x
  2. Step 2: Convert to fraction form
    19,396.68/29,095.65 = 5,357.76/x
  3. Step 3: Cross multiply
    19,396.68x = 29,095.65 × 5,357.76
  4. Step 4: Simplify right side
    19,396.68x = 155,887,509.74
  5. Step 5: Solve for x
    x = 155,887,509.74/19,396.68
  6. Step 6: Final answer
    x = 8,036.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.