Home / 23,407.80-32,309.10-13,980.60

Finding the Fourth Proportional to 23,407.80, 32,309.10 and 13,980.60

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Solution

The fourth proportional to 23,407.80, 32,309.10 and 13,980.60 is: 19,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.80 : 32,309.10 = 13,980.60 : x
  2. Step 2: Convert to fraction form
    23,407.80/32,309.10 = 13,980.60/x
  3. Step 3: Cross multiply
    23,407.80x = 32,309.10 × 13,980.60
  4. Step 4: Simplify right side
    23,407.80x = 451,700,603.46
  5. Step 5: Solve for x
    x = 451,700,603.46/23,407.80
  6. Step 6: Final answer
    x = 19,297.01

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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.