Home / 19,655.39-29,482.77-7,175.36

Finding the Fourth Proportional to 19,655.39, 29,482.77 and 7,175.36

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Solution

The fourth proportional to 19,655.39, 29,482.77 and 7,175.36 is: 10,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.39 : 29,482.77 = 7,175.36 : x
  2. Step 2: Convert to fraction form
    19,655.39/29,482.77 = 7,175.36/x
  3. Step 3: Cross multiply
    19,655.39x = 29,482.77 × 7,175.36
  4. Step 4: Simplify right side
    19,655.39x = 211,549,488.55
  5. Step 5: Solve for x
    x = 211,549,488.55/19,655.39
  6. Step 6: Final answer
    x = 10,762.93

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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.