Home / 13,088.58-19,633.65-4,323.57

Finding the Fourth Proportional to 13,088.58, 19,633.65 and 4,323.57

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Solution

The fourth proportional to 13,088.58, 19,633.65 and 4,323.57 is: 6,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.58 : 19,633.65 = 4,323.57 : x
  2. Step 2: Convert to fraction form
    13,088.58/19,633.65 = 4,323.57/x
  3. Step 3: Cross multiply
    13,088.58x = 19,633.65 × 4,323.57
  4. Step 4: Simplify right side
    13,088.58x = 84,887,460.13
  5. Step 5: Solve for x
    x = 84,887,460.13/13,088.58
  6. Step 6: Final answer
    x = 6,485.61

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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.