Home / 19,410.81-29,068.41-11,070.24

Finding the Fourth Proportional to 19,410.81, 29,068.41 and 11,070.24

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Solution

The fourth proportional to 19,410.81, 29,068.41 and 11,070.24 is: 16,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.81 : 29,068.41 = 11,070.24 : x
  2. Step 2: Convert to fraction form
    19,410.81/29,068.41 = 11,070.24/x
  3. Step 3: Cross multiply
    19,410.81x = 29,068.41 × 11,070.24
  4. Step 4: Simplify right side
    19,410.81x = 321,794,275.12
  5. Step 5: Solve for x
    x = 321,794,275.12/19,410.81
  6. Step 6: Final answer
    x = 16,578.10

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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.