Home / 38,705.04-53,411.67-22,790.43

Finding the Fourth Proportional to 38,705.04, 53,411.67 and 22,790.43

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Solution

The fourth proportional to 38,705.04, 53,411.67 and 22,790.43 is: 31,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,705.04 : 53,411.67 = 22,790.43 : x
  2. Step 2: Convert to fraction form
    38,705.04/53,411.67 = 22,790.43/x
  3. Step 3: Cross multiply
    38,705.04x = 53,411.67 × 22,790.43
  4. Step 4: Simplify right side
    38,705.04x = 1,217,274,926.32
  5. Step 5: Solve for x
    x = 1,217,274,926.32/38,705.04
  6. Step 6: Final answer
    x = 31,450.04

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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.