Home / 38,916.28-53,702.27-23,002.21

Finding the Fourth Proportional to 38,916.28, 53,702.27 and 23,002.21

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Solution

The fourth proportional to 38,916.28, 53,702.27 and 23,002.21 is: 31,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916.28 : 53,702.27 = 23,002.21 : x
  2. Step 2: Convert to fraction form
    38,916.28/53,702.27 = 23,002.21/x
  3. Step 3: Cross multiply
    38,916.28x = 53,702.27 × 23,002.21
  4. Step 4: Simplify right side
    38,916.28x = 1,235,270,623.51
  5. Step 5: Solve for x
    x = 1,235,270,623.51/38,916.28
  6. Step 6: Final answer
    x = 31,741.75

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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.