Home / 39,527.84-54,547.97-21,622.63

Finding the Fourth Proportional to 39,527.84, 54,547.97 and 21,622.63

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Solution

The fourth proportional to 39,527.84, 54,547.97 and 21,622.63 is: 29,838.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,527.84 : 54,547.97 = 21,622.63 : x
  2. Step 2: Convert to fraction form
    39,527.84/54,547.97 = 21,622.63/x
  3. Step 3: Cross multiply
    39,527.84x = 54,547.97 × 21,622.63
  4. Step 4: Simplify right side
    39,527.84x = 1,179,470,490.25
  5. Step 5: Solve for x
    x = 1,179,470,490.25/39,527.84
  6. Step 6: Final answer
    x = 29,838.98

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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.