Home / 48,814.18-67,364.06-28,677.58

Finding the Fourth Proportional to 48,814.18, 67,364.06 and 28,677.58

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Solution

The fourth proportional to 48,814.18, 67,364.06 and 28,677.58 is: 39,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,814.18 : 67,364.06 = 28,677.58 : x
  2. Step 2: Convert to fraction form
    48,814.18/67,364.06 = 28,677.58/x
  3. Step 3: Cross multiply
    48,814.18x = 67,364.06 × 28,677.58
  4. Step 4: Simplify right side
    48,814.18x = 1,931,837,907.98
  5. Step 5: Solve for x
    x = 1,931,837,907.98/48,814.18
  6. Step 6: Final answer
    x = 39,575.34

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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.