Home / 38,988.56-58,474.21-10,901.06

Finding the Fourth Proportional to 38,988.56, 58,474.21 and 10,901.06

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Solution

The fourth proportional to 38,988.56, 58,474.21 and 10,901.06 is: 16,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,988.56 : 58,474.21 = 10,901.06 : x
  2. Step 2: Convert to fraction form
    38,988.56/58,474.21 = 10,901.06/x
  3. Step 3: Cross multiply
    38,988.56x = 58,474.21 × 10,901.06
  4. Step 4: Simplify right side
    38,988.56x = 637,430,579.29
  5. Step 5: Solve for x
    x = 637,430,579.29/38,988.56
  6. Step 6: Final answer
    x = 16,349.17

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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.