Home / 43,061.63-64,592.71-11,897.15

Finding the Fourth Proportional to 43,061.63, 64,592.71 and 11,897.15

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Solution

The fourth proportional to 43,061.63, 64,592.71 and 11,897.15 is: 17,845.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,061.63 : 64,592.71 = 11,897.15 : x
  2. Step 2: Convert to fraction form
    43,061.63/64,592.71 = 11,897.15/x
  3. Step 3: Cross multiply
    43,061.63x = 64,592.71 × 11,897.15
  4. Step 4: Simplify right side
    43,061.63x = 768,468,807.07
  5. Step 5: Solve for x
    x = 768,468,807.07/43,061.63
  6. Step 6: Final answer
    x = 17,845.79

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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.