Home / 23,497.09-32,426.40-12,886.63

Finding the Fourth Proportional to 23,497.09, 32,426.40 and 12,886.63

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Solution

The fourth proportional to 23,497.09, 32,426.40 and 12,886.63 is: 17,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,497.09 : 32,426.40 = 12,886.63 : x
  2. Step 2: Convert to fraction form
    23,497.09/32,426.40 = 12,886.63/x
  3. Step 3: Cross multiply
    23,497.09x = 32,426.40 × 12,886.63
  4. Step 4: Simplify right side
    23,497.09x = 417,867,019.03
  5. Step 5: Solve for x
    x = 417,867,019.03/23,497.09
  6. Step 6: Final answer
    x = 17,783.78

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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.