Home / 40,899.48-56,437.38-23,907.70

Finding the Fourth Proportional to 40,899.48, 56,437.38 and 23,907.70

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Solution

The fourth proportional to 40,899.48, 56,437.38 and 23,907.70 is: 32,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.48 : 56,437.38 = 23,907.70 : x
  2. Step 2: Convert to fraction form
    40,899.48/56,437.38 = 23,907.70/x
  3. Step 3: Cross multiply
    40,899.48x = 56,437.38 × 23,907.70
  4. Step 4: Simplify right side
    40,899.48x = 1,349,287,949.83
  5. Step 5: Solve for x
    x = 1,349,287,949.83/40,899.48
  6. Step 6: Final answer
    x = 32,990.34

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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.