Home / 13,046.10-18,001.65-7,303.51

Finding the Fourth Proportional to 13,046.10, 18,001.65 and 7,303.51

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Solution

The fourth proportional to 13,046.10, 18,001.65 and 7,303.51 is: 10,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046.10 : 18,001.65 = 7,303.51 : x
  2. Step 2: Convert to fraction form
    13,046.10/18,001.65 = 7,303.51/x
  3. Step 3: Cross multiply
    13,046.10x = 18,001.65 × 7,303.51
  4. Step 4: Simplify right side
    13,046.10x = 131,475,230.79
  5. Step 5: Solve for x
    x = 131,475,230.79/13,046.10
  6. Step 6: Final answer
    x = 10,077.74

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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.