Home / 19,574.21-29,357.63-5,534.13

Finding the Fourth Proportional to 19,574.21, 29,357.63 and 5,534.13

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Solution

The fourth proportional to 19,574.21, 29,357.63 and 5,534.13 is: 8,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.21 : 29,357.63 = 5,534.13 : x
  2. Step 2: Convert to fraction form
    19,574.21/29,357.63 = 5,534.13/x
  3. Step 3: Cross multiply
    19,574.21x = 29,357.63 × 5,534.13
  4. Step 4: Simplify right side
    19,574.21x = 162,468,940.91
  5. Step 5: Solve for x
    x = 162,468,940.91/19,574.21
  6. Step 6: Final answer
    x = 8,300.15

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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.