Home / 42,695.08-64,050.14-14,608.53

Finding the Fourth Proportional to 42,695.08, 64,050.14 and 14,608.53

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Solution

The fourth proportional to 42,695.08, 64,050.14 and 14,608.53 is: 21,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695.08 : 64,050.14 = 14,608.53 : x
  2. Step 2: Convert to fraction form
    42,695.08/64,050.14 = 14,608.53/x
  3. Step 3: Cross multiply
    42,695.08x = 64,050.14 × 14,608.53
  4. Step 4: Simplify right side
    42,695.08x = 935,678,428.22
  5. Step 5: Solve for x
    x = 935,678,428.22/42,695.08
  6. Step 6: Final answer
    x = 21,915.37

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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.