Home / 38,135.04-52,626.32-21,368.16

Finding the Fourth Proportional to 38,135.04, 52,626.32 and 21,368.16

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Solution

The fourth proportional to 38,135.04, 52,626.32 and 21,368.16 is: 29,488.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.04 : 52,626.32 = 21,368.16 : x
  2. Step 2: Convert to fraction form
    38,135.04/52,626.32 = 21,368.16/x
  3. Step 3: Cross multiply
    38,135.04x = 52,626.32 × 21,368.16
  4. Step 4: Simplify right side
    38,135.04x = 1,124,527,625.97
  5. Step 5: Solve for x
    x = 1,124,527,625.97/38,135.04
  6. Step 6: Final answer
    x = 29,488.04

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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.