Home / 40,051.40-55,270.35-22,146.01

Finding the Fourth Proportional to 40,051.40, 55,270.35 and 22,146.01

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Solution

The fourth proportional to 40,051.40, 55,270.35 and 22,146.01 is: 30,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051.40 : 55,270.35 = 22,146.01 : x
  2. Step 2: Convert to fraction form
    40,051.40/55,270.35 = 22,146.01/x
  3. Step 3: Cross multiply
    40,051.40x = 55,270.35 × 22,146.01
  4. Step 4: Simplify right side
    40,051.40x = 1,224,017,585.63
  5. Step 5: Solve for x
    x = 1,224,017,585.63/40,051.40
  6. Step 6: Final answer
    x = 30,561.17

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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.