Home / 23,482.15-32,405.36-12,871.55

Finding the Fourth Proportional to 23,482.15, 32,405.36 and 12,871.55

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Solution

The fourth proportional to 23,482.15, 32,405.36 and 12,871.55 is: 17,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,482.15 : 32,405.36 = 12,871.55 : x
  2. Step 2: Convert to fraction form
    23,482.15/32,405.36 = 12,871.55/x
  3. Step 3: Cross multiply
    23,482.15x = 32,405.36 × 12,871.55
  4. Step 4: Simplify right side
    23,482.15x = 417,107,211.51
  5. Step 5: Solve for x
    x = 417,107,211.51/23,482.15
  6. Step 6: Final answer
    x = 17,762.74

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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.