Home / 38,937.32-53,733.51-21,032.33

Finding the Fourth Proportional to 38,937.32, 53,733.51 and 21,032.33

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Solution

The fourth proportional to 38,937.32, 53,733.51 and 21,032.33 is: 29,024.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.32 : 53,733.51 = 21,032.33 : x
  2. Step 2: Convert to fraction form
    38,937.32/53,733.51 = 21,032.33/x
  3. Step 3: Cross multiply
    38,937.32x = 53,733.51 × 21,032.33
  4. Step 4: Simplify right side
    38,937.32x = 1,130,140,645.71
  5. Step 5: Solve for x
    x = 1,130,140,645.71/38,937.32
  6. Step 6: Final answer
    x = 29,024.62

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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.