Home / 38,981.25-53,769.02-23,054.63

Finding the Fourth Proportional to 38,981.25, 53,769.02 and 23,054.63

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Solution

The fourth proportional to 38,981.25, 53,769.02 and 23,054.63 is: 31,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,981.25 : 53,769.02 = 23,054.63 : x
  2. Step 2: Convert to fraction form
    38,981.25/53,769.02 = 23,054.63/x
  3. Step 3: Cross multiply
    38,981.25x = 53,769.02 × 23,054.63
  4. Step 4: Simplify right side
    38,981.25x = 1,239,624,477.44
  5. Step 5: Solve for x
    x = 1,239,624,477.44/38,981.25
  6. Step 6: Final answer
    x = 31,800.53

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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.