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Finding the Fourth Proportional to 32,681.51, 49,002.51 and 14,666.45

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Solution

The fourth proportional to 32,681.51, 49,002.51 and 14,666.45 is: 21,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,681.51 : 49,002.51 = 14,666.45 : x
  2. Step 2: Convert to fraction form
    32,681.51/49,002.51 = 14,666.45/x
  3. Step 3: Cross multiply
    32,681.51x = 49,002.51 × 14,666.45
  4. Step 4: Simplify right side
    32,681.51x = 718,692,617.78
  5. Step 5: Solve for x
    x = 718,692,617.78/32,681.51
  6. Step 6: Final answer
    x = 21,990.81

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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.