Home / 32,421.54-48,529.71-21,301.86

Finding the Fourth Proportional to 32,421.54, 48,529.71 and 21,301.86

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Solution

The fourth proportional to 32,421.54, 48,529.71 and 21,301.86 is: 31,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.54 : 48,529.71 = 21,301.86 : x
  2. Step 2: Convert to fraction form
    32,421.54/48,529.71 = 21,301.86/x
  3. Step 3: Cross multiply
    32,421.54x = 48,529.71 × 21,301.86
  4. Step 4: Simplify right side
    32,421.54x = 1,033,773,088.26
  5. Step 5: Solve for x
    x = 1,033,773,088.26/32,421.54
  6. Step 6: Final answer
    x = 31,885.38

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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.