Home / 40,970.09-56,538.66-23,070.86

Finding the Fourth Proportional to 40,970.09, 56,538.66 and 23,070.86

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Solution

The fourth proportional to 40,970.09, 56,538.66 and 23,070.86 is: 31,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,970.09 : 56,538.66 = 23,070.86 : x
  2. Step 2: Convert to fraction form
    40,970.09/56,538.66 = 23,070.86/x
  3. Step 3: Cross multiply
    40,970.09x = 56,538.66 × 23,070.86
  4. Step 4: Simplify right side
    40,970.09x = 1,304,395,395.52
  5. Step 5: Solve for x
    x = 1,304,395,395.52/40,970.09
  6. Step 6: Final answer
    x = 31,837.75

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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.