Home / 40,528.84-55,955.48-27,803.36

Finding the Fourth Proportional to 40,528.84, 55,955.48 and 27,803.36

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Solution

The fourth proportional to 40,528.84, 55,955.48 and 27,803.36 is: 38,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,528.84 : 55,955.48 = 27,803.36 : x
  2. Step 2: Convert to fraction form
    40,528.84/55,955.48 = 27,803.36/x
  3. Step 3: Cross multiply
    40,528.84x = 55,955.48 × 27,803.36
  4. Step 4: Simplify right side
    40,528.84x = 1,555,750,354.41
  5. Step 5: Solve for x
    x = 1,555,750,354.41/40,528.84
  6. Step 6: Final answer
    x = 38,386.25

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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.