Home / 32,833.77-45,329.27-21,688.17

Finding the Fourth Proportional to 32,833.77, 45,329.27 and 21,688.17

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Solution

The fourth proportional to 32,833.77, 45,329.27 and 21,688.17 is: 29,942.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,833.77 : 45,329.27 = 21,688.17 : x
  2. Step 2: Convert to fraction form
    32,833.77/45,329.27 = 21,688.17/x
  3. Step 3: Cross multiply
    32,833.77x = 45,329.27 × 21,688.17
  4. Step 4: Simplify right side
    32,833.77x = 983,108,805.30
  5. Step 5: Solve for x
    x = 983,108,805.30/32,833.77
  6. Step 6: Final answer
    x = 29,942.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.