Home / 29,405.36-40,570.45-16,656.51

Finding the Fourth Proportional to 29,405.36, 40,570.45 and 16,656.51

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Solution

The fourth proportional to 29,405.36, 40,570.45 and 16,656.51 is: 22,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,405.36 : 40,570.45 = 16,656.51 : x
  2. Step 2: Convert to fraction form
    29,405.36/40,570.45 = 16,656.51/x
  3. Step 3: Cross multiply
    29,405.36x = 40,570.45 × 16,656.51
  4. Step 4: Simplify right side
    29,405.36x = 675,762,310.32
  5. Step 5: Solve for x
    x = 675,762,310.32/29,405.36
  6. Step 6: Final answer
    x = 22,980.93

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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.