Home / 34,808.74-48,037.65-21,377.32

Finding the Fourth Proportional to 34,808.74, 48,037.65 and 21,377.32

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Solution

The fourth proportional to 34,808.74, 48,037.65 and 21,377.32 is: 29,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.74 : 48,037.65 = 21,377.32 : x
  2. Step 2: Convert to fraction form
    34,808.74/48,037.65 = 21,377.32/x
  3. Step 3: Cross multiply
    34,808.74x = 48,037.65 × 21,377.32
  4. Step 4: Simplify right side
    34,808.74x = 1,026,916,216.10
  5. Step 5: Solve for x
    x = 1,026,916,216.10/34,808.74
  6. Step 6: Final answer
    x = 29,501.68

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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.