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Finding the Fourth Proportional to 12,544.58, 17,312.29 and 6,955.58

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Solution

The fourth proportional to 12,544.58, 17,312.29 and 6,955.58 is: 9,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.58 : 17,312.29 = 6,955.58 : x
  2. Step 2: Convert to fraction form
    12,544.58/17,312.29 = 6,955.58/x
  3. Step 3: Cross multiply
    12,544.58x = 17,312.29 × 6,955.58
  4. Step 4: Simplify right side
    12,544.58x = 120,417,018.08
  5. Step 5: Solve for x
    x = 120,417,018.08/12,544.58
  6. Step 6: Final answer
    x = 9,599.13

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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.