Home / 46,009.32-69,013.89-14,421.81

Finding the Fourth Proportional to 46,009.32, 69,013.89 and 14,421.81

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Solution

The fourth proportional to 46,009.32, 69,013.89 and 14,421.81 is: 21,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,009.32 : 69,013.89 = 14,421.81 : x
  2. Step 2: Convert to fraction form
    46,009.32/69,013.89 = 14,421.81/x
  3. Step 3: Cross multiply
    46,009.32x = 69,013.89 × 14,421.81
  4. Step 4: Simplify right side
    46,009.32x = 995,305,136.83
  5. Step 5: Solve for x
    x = 995,305,136.83/46,009.32
  6. Step 6: Final answer
    x = 21,632.69

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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.