Home / 37,319.10-51,505.02-21,403.32

Finding the Fourth Proportional to 37,319.10, 51,505.02 and 21,403.32

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Solution

The fourth proportional to 37,319.10, 51,505.02 and 21,403.32 is: 29,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,319.10 : 51,505.02 = 21,403.32 : x
  2. Step 2: Convert to fraction form
    37,319.10/51,505.02 = 21,403.32/x
  3. Step 3: Cross multiply
    37,319.10x = 51,505.02 × 21,403.32
  4. Step 4: Simplify right side
    37,319.10x = 1,102,378,424.67
  5. Step 5: Solve for x
    x = 1,102,378,424.67/37,319.10
  6. Step 6: Final answer
    x = 29,539.26

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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.