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Finding the Fourth Proportional to 63,011.26, 86,955.47 and 34,716.94

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Solution

The fourth proportional to 63,011.26, 86,955.47 and 34,716.94 is: 47,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,011.26 : 86,955.47 = 34,716.94 : x
  2. Step 2: Convert to fraction form
    63,011.26/86,955.47 = 34,716.94/x
  3. Step 3: Cross multiply
    63,011.26x = 86,955.47 × 34,716.94
  4. Step 4: Simplify right side
    63,011.26x = 3,018,827,834.66
  5. Step 5: Solve for x
    x = 3,018,827,834.66/63,011.26
  6. Step 6: Final answer
    x = 47,909.34

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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.