Home / 38,792.16-53,530.80-22,877.28

Finding the Fourth Proportional to 38,792.16, 53,530.80 and 22,877.28

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Solution

The fourth proportional to 38,792.16, 53,530.80 and 22,877.28 is: 31,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,792.16 : 53,530.80 = 22,877.28 : x
  2. Step 2: Convert to fraction form
    38,792.16/53,530.80 = 22,877.28/x
  3. Step 3: Cross multiply
    38,792.16x = 53,530.80 × 22,877.28
  4. Step 4: Simplify right side
    38,792.16x = 1,224,639,100.22
  5. Step 5: Solve for x
    x = 1,224,639,100.22/38,792.16
  6. Step 6: Final answer
    x = 31,569.24

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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.