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Finding the Fourth Proportional to 12,867.50, 17,595.01 and 12,867.50

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Solution

The fourth proportional to 12,867.50, 17,595.01 and 12,867.50 is: 17,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867.50 : 17,595.01 = 12,867.50 : x
  2. Step 2: Convert to fraction form
    12,867.50/17,595.01 = 12,867.50/x
  3. Step 3: Cross multiply
    12,867.50x = 17,595.01 × 12,867.50
  4. Step 4: Simplify right side
    12,867.50x = 226,403,802.99
  5. Step 5: Solve for x
    x = 226,403,802.99/12,867.50
  6. Step 6: Final answer
    x = 17,595.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.