Home / 39,970.27-55,155.76-22,973.64

Finding the Fourth Proportional to 39,970.27, 55,155.76 and 22,973.64

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Solution

The fourth proportional to 39,970.27, 55,155.76 and 22,973.64 is: 31,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,970.27 : 55,155.76 = 22,973.64 : x
  2. Step 2: Convert to fraction form
    39,970.27/55,155.76 = 22,973.64/x
  3. Step 3: Cross multiply
    39,970.27x = 55,155.76 × 22,973.64
  4. Step 4: Simplify right side
    39,970.27x = 1,267,128,574.17
  5. Step 5: Solve for x
    x = 1,267,128,574.17/39,970.27
  6. Step 6: Final answer
    x = 31,701.78

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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.