Home / 31,403.03-43,335.27-17,973.83

Finding the Fourth Proportional to 31,403.03, 43,335.27 and 17,973.83

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Solution

The fourth proportional to 31,403.03, 43,335.27 and 17,973.83 is: 24,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,403.03 : 43,335.27 = 17,973.83 : x
  2. Step 2: Convert to fraction form
    31,403.03/43,335.27 = 17,973.83/x
  3. Step 3: Cross multiply
    31,403.03x = 43,335.27 × 17,973.83
  4. Step 4: Simplify right side
    31,403.03x = 778,900,884.32
  5. Step 5: Solve for x
    x = 778,900,884.32/31,403.03
  6. Step 6: Final answer
    x = 24,803.37

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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.