Home / 53,050.32-79,575.12-13,607.46

Finding the Fourth Proportional to 53,050.32, 79,575.12 and 13,607.46

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Solution

The fourth proportional to 53,050.32, 79,575.12 and 13,607.46 is: 20,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.32 : 79,575.12 = 13,607.46 : x
  2. Step 2: Convert to fraction form
    53,050.32/79,575.12 = 13,607.46/x
  3. Step 3: Cross multiply
    53,050.32x = 79,575.12 × 13,607.46
  4. Step 4: Simplify right side
    53,050.32x = 1,082,815,262.40
  5. Step 5: Solve for x
    x = 1,082,815,262.40/53,050.32
  6. Step 6: Final answer
    x = 20,411.10

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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.