Home / 23,903.39-32,987.47-13,148.71

Finding the Fourth Proportional to 23,903.39, 32,987.47 and 13,148.71

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Solution

The fourth proportional to 23,903.39, 32,987.47 and 13,148.71 is: 18,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.39 : 32,987.47 = 13,148.71 : x
  2. Step 2: Convert to fraction form
    23,903.39/32,987.47 = 13,148.71/x
  3. Step 3: Cross multiply
    23,903.39x = 32,987.47 × 13,148.71
  4. Step 4: Simplify right side
    23,903.39x = 433,742,676.66
  5. Step 5: Solve for x
    x = 433,742,676.66/23,903.39
  6. Step 6: Final answer
    x = 18,145.66

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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.