Home / 31,208.61-46,824.73-18,737.34

Finding the Fourth Proportional to 31,208.61, 46,824.73 and 18,737.34

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Solution

The fourth proportional to 31,208.61, 46,824.73 and 18,737.34 is: 28,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208.61 : 46,824.73 = 18,737.34 : x
  2. Step 2: Convert to fraction form
    31,208.61/46,824.73 = 18,737.34/x
  3. Step 3: Cross multiply
    31,208.61x = 46,824.73 × 18,737.34
  4. Step 4: Simplify right side
    31,208.61x = 877,371,032.77
  5. Step 5: Solve for x
    x = 877,371,032.77/31,208.61
  6. Step 6: Final answer
    x = 28,113.11

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1.5x scale

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.