Home / 32,381.47-44,661.11-21,054.63

Finding the Fourth Proportional to 32,381.47, 44,661.11 and 21,054.63

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Solution

The fourth proportional to 32,381.47, 44,661.11 and 21,054.63 is: 29,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.47 : 44,661.11 = 21,054.63 : x
  2. Step 2: Convert to fraction form
    32,381.47/44,661.11 = 21,054.63/x
  3. Step 3: Cross multiply
    32,381.47x = 44,661.11 × 21,054.63
  4. Step 4: Simplify right side
    32,381.47x = 940,323,208.65
  5. Step 5: Solve for x
    x = 940,323,208.65/32,381.47
  6. Step 6: Final answer
    x = 29,038.93

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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.