Home / 43,123.84-64,720.40-22,353.28

Finding the Fourth Proportional to 43,123.84, 64,720.40 and 22,353.28

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Solution

The fourth proportional to 43,123.84, 64,720.40 and 22,353.28 is: 33,547.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,123.84 : 64,720.40 = 22,353.28 : x
  2. Step 2: Convert to fraction form
    43,123.84/64,720.40 = 22,353.28/x
  3. Step 3: Cross multiply
    43,123.84x = 64,720.40 × 22,353.28
  4. Step 4: Simplify right side
    43,123.84x = 1,446,713,222.91
  5. Step 5: Solve for x
    x = 1,446,713,222.91/43,123.84
  6. Step 6: Final answer
    x = 33,547.88

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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.