Home / 43,248.42-64,867.05-13,669.25

Finding the Fourth Proportional to 43,248.42, 64,867.05 and 13,669.25

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Solution

The fourth proportional to 43,248.42, 64,867.05 and 13,669.25 is: 20,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,248.42 : 64,867.05 = 13,669.25 : x
  2. Step 2: Convert to fraction form
    43,248.42/64,867.05 = 13,669.25/x
  3. Step 3: Cross multiply
    43,248.42x = 64,867.05 × 13,669.25
  4. Step 4: Simplify right side
    43,248.42x = 886,683,598.88
  5. Step 5: Solve for x
    x = 886,683,598.88/43,248.42
  6. Step 6: Final answer
    x = 20,502.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.