Home / 48,465.36-72,701.50-12,926.48

Finding the Fourth Proportional to 48,465.36, 72,701.50 and 12,926.48

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Solution

The fourth proportional to 48,465.36, 72,701.50 and 12,926.48 is: 19,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,465.36 : 72,701.50 = 12,926.48 : x
  2. Step 2: Convert to fraction form
    48,465.36/72,701.50 = 12,926.48/x
  3. Step 3: Cross multiply
    48,465.36x = 72,701.50 × 12,926.48
  4. Step 4: Simplify right side
    48,465.36x = 939,774,239.33
  5. Step 5: Solve for x
    x = 939,774,239.33/48,465.36
  6. Step 6: Final answer
    x = 19,390.64

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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.