Home / 40,352.57-55,681.73-22,445.13

Finding the Fourth Proportional to 40,352.57, 55,681.73 and 22,445.13

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Solution

The fourth proportional to 40,352.57, 55,681.73 and 22,445.13 is: 30,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,352.57 : 55,681.73 = 22,445.13 : x
  2. Step 2: Convert to fraction form
    40,352.57/55,681.73 = 22,445.13/x
  3. Step 3: Cross multiply
    40,352.57x = 55,681.73 × 22,445.13
  4. Step 4: Simplify right side
    40,352.57x = 1,249,783,556.25
  5. Step 5: Solve for x
    x = 1,249,783,556.25/40,352.57
  6. Step 6: Final answer
    x = 30,971.60

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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.