Home / 46,688.18-70,003.98-18,612.50

Finding the Fourth Proportional to 46,688.18, 70,003.98 and 18,612.50

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Solution

The fourth proportional to 46,688.18, 70,003.98 and 18,612.50 is: 27,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,688.18 : 70,003.98 = 18,612.50 : x
  2. Step 2: Convert to fraction form
    46,688.18/70,003.98 = 18,612.50/x
  3. Step 3: Cross multiply
    46,688.18x = 70,003.98 × 18,612.50
  4. Step 4: Simplify right side
    46,688.18x = 1,302,948,727.73
  5. Step 5: Solve for x
    x = 1,302,948,727.73/46,688.18
  6. Step 6: Final answer
    x = 27,907.47

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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.