Home / 30,361.39-45,545.91-16,302.10

Finding the Fourth Proportional to 30,361.39, 45,545.91 and 16,302.10

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Solution

The fourth proportional to 30,361.39, 45,545.91 and 16,302.10 is: 24,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361.39 : 45,545.91 = 16,302.10 : x
  2. Step 2: Convert to fraction form
    30,361.39/45,545.91 = 16,302.10/x
  3. Step 3: Cross multiply
    30,361.39x = 45,545.91 × 16,302.10
  4. Step 4: Simplify right side
    30,361.39x = 742,493,979.41
  5. Step 5: Solve for x
    x = 742,493,979.41/30,361.39
  6. Step 6: Final answer
    x = 24,455.20

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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.