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Finding the Fourth Proportional to 17,655.30, 26,482.95 and 4,507.68

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Solution

The fourth proportional to 17,655.30, 26,482.95 and 4,507.68 is: 6,761.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.30 : 26,482.95 = 4,507.68 : x
  2. Step 2: Convert to fraction form
    17,655.30/26,482.95 = 4,507.68/x
  3. Step 3: Cross multiply
    17,655.30x = 26,482.95 × 4,507.68
  4. Step 4: Simplify right side
    17,655.30x = 119,376,664.06
  5. Step 5: Solve for x
    x = 119,376,664.06/17,655.30
  6. Step 6: Final answer
    x = 6,761.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.