Home / 29,473.04-40,656.66-20,506.34

Finding the Fourth Proportional to 29,473.04, 40,656.66 and 20,506.34

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Solution

The fourth proportional to 29,473.04, 40,656.66 and 20,506.34 is: 28,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,473.04 : 40,656.66 = 20,506.34 : x
  2. Step 2: Convert to fraction form
    29,473.04/40,656.66 = 20,506.34/x
  3. Step 3: Cross multiply
    29,473.04x = 40,656.66 × 20,506.34
  4. Step 4: Simplify right side
    29,473.04x = 833,719,293.22
  5. Step 5: Solve for x
    x = 833,719,293.22/29,473.04
  6. Step 6: Final answer
    x = 28,287.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.