Home / 21,398.72-32,095.44-6,607.52

Finding the Fourth Proportional to 21,398.72, 32,095.44 and 6,607.52

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Solution

The fourth proportional to 21,398.72, 32,095.44 and 6,607.52 is: 9,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,398.72 : 32,095.44 = 6,607.52 : x
  2. Step 2: Convert to fraction form
    21,398.72/32,095.44 = 6,607.52/x
  3. Step 3: Cross multiply
    21,398.72x = 32,095.44 × 6,607.52
  4. Step 4: Simplify right side
    21,398.72x = 212,071,261.71
  5. Step 5: Solve for x
    x = 212,071,261.71/21,398.72
  6. Step 6: Final answer
    x = 9,910.46

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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.