Home / 21,358.51-32,019.53-15,098.83

Finding the Fourth Proportional to 21,358.51, 32,019.53 and 15,098.83

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Solution

The fourth proportional to 21,358.51, 32,019.53 and 15,098.83 is: 22,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,358.51 : 32,019.53 = 15,098.83 : x
  2. Step 2: Convert to fraction form
    21,358.51/32,019.53 = 15,098.83/x
  3. Step 3: Cross multiply
    21,358.51x = 32,019.53 × 15,098.83
  4. Step 4: Simplify right side
    21,358.51x = 483,457,284.61
  5. Step 5: Solve for x
    x = 483,457,284.61/21,358.51
  6. Step 6: Final answer
    x = 22,635.35

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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.