Home / 30,864.05-46,298.81-8,677.62

Finding the Fourth Proportional to 30,864.05, 46,298.81 and 8,677.62

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Solution

The fourth proportional to 30,864.05, 46,298.81 and 8,677.62 is: 13,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.05 : 46,298.81 = 8,677.62 : x
  2. Step 2: Convert to fraction form
    30,864.05/46,298.81 = 8,677.62/x
  3. Step 3: Cross multiply
    30,864.05x = 46,298.81 × 8,677.62
  4. Step 4: Simplify right side
    30,864.05x = 401,763,320.50
  5. Step 5: Solve for x
    x = 401,763,320.50/30,864.05
  6. Step 6: Final answer
    x = 13,017.19

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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.