Home / 12,095.04-16,693.92-7,129.92

Finding the Fourth Proportional to 12,095.04, 16,693.92 and 7,129.92

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Solution

The fourth proportional to 12,095.04, 16,693.92 and 7,129.92 is: 9,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.04 : 16,693.92 = 7,129.92 : x
  2. Step 2: Convert to fraction form
    12,095.04/16,693.92 = 7,129.92/x
  3. Step 3: Cross multiply
    12,095.04x = 16,693.92 × 7,129.92
  4. Step 4: Simplify right side
    12,095.04x = 119,026,314.09
  5. Step 5: Solve for x
    x = 119,026,314.09/12,095.04
  6. Step 6: Final answer
    x = 9,840.92

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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.