Home / 42,696.07-64,000.35-17,750.59

Finding the Fourth Proportional to 42,696.07, 64,000.35 and 17,750.59

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Solution

The fourth proportional to 42,696.07, 64,000.35 and 17,750.59 is: 26,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,696.07 : 64,000.35 = 17,750.59 : x
  2. Step 2: Convert to fraction form
    42,696.07/64,000.35 = 17,750.59/x
  3. Step 3: Cross multiply
    42,696.07x = 64,000.35 × 17,750.59
  4. Step 4: Simplify right side
    42,696.07x = 1,136,043,972.71
  5. Step 5: Solve for x
    x = 1,136,043,972.71/42,696.07
  6. Step 6: Final answer
    x = 26,607.69

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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.