Home / 39,072.76-53,916.88-23,154.64

Finding the Fourth Proportional to 39,072.76, 53,916.88 and 23,154.64

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Solution

The fourth proportional to 39,072.76, 53,916.88 and 23,154.64 is: 31,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072.76 : 53,916.88 = 23,154.64 : x
  2. Step 2: Convert to fraction form
    39,072.76/53,916.88 = 23,154.64/x
  3. Step 3: Cross multiply
    39,072.76x = 53,916.88 × 23,154.64
  4. Step 4: Simplify right side
    39,072.76x = 1,248,425,946.32
  5. Step 5: Solve for x
    x = 1,248,425,946.32/39,072.76
  6. Step 6: Final answer
    x = 31,951.31

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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.