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Finding the Fourth Proportional to 32,425.94, 48,643.97 and 13,706.06

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Solution

The fourth proportional to 32,425.94, 48,643.97 and 13,706.06 is: 20,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,425.94 : 48,643.97 = 13,706.06 : x
  2. Step 2: Convert to fraction form
    32,425.94/48,643.97 = 13,706.06/x
  3. Step 3: Cross multiply
    32,425.94x = 48,643.97 × 13,706.06
  4. Step 4: Simplify right side
    32,425.94x = 666,716,859.71
  5. Step 5: Solve for x
    x = 666,716,859.71/32,425.94
  6. Step 6: Final answer
    x = 20,561.22

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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.