Home / 43,059.07-64,588.59-11,894.32

Finding the Fourth Proportional to 43,059.07, 64,588.59 and 11,894.32

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Solution

The fourth proportional to 43,059.07, 64,588.59 and 11,894.32 is: 17,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,059.07 : 64,588.59 = 11,894.32 : x
  2. Step 2: Convert to fraction form
    43,059.07/64,588.59 = 11,894.32/x
  3. Step 3: Cross multiply
    43,059.07x = 64,588.59 × 11,894.32
  4. Step 4: Simplify right side
    43,059.07x = 768,237,357.81
  5. Step 5: Solve for x
    x = 768,237,357.81/43,059.07
  6. Step 6: Final answer
    x = 17,841.48

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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.