Home / 40,468.40-55,881.64-25,386.98

Finding the Fourth Proportional to 40,468.40, 55,881.64 and 25,386.98

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Solution

The fourth proportional to 40,468.40, 55,881.64 and 25,386.98 is: 35,056.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,468.40 : 55,881.64 = 25,386.98 : x
  2. Step 2: Convert to fraction form
    40,468.40/55,881.64 = 25,386.98/x
  3. Step 3: Cross multiply
    40,468.40x = 55,881.64 × 25,386.98
  4. Step 4: Simplify right side
    40,468.40x = 1,418,666,077.05
  5. Step 5: Solve for x
    x = 1,418,666,077.05/40,468.40
  6. Step 6: Final answer
    x = 35,056.14

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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.