Home / 38,701.16-58,052.70-10,999.40

Finding the Fourth Proportional to 38,701.16, 58,052.70 and 10,999.40

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Solution

The fourth proportional to 38,701.16, 58,052.70 and 10,999.40 is: 16,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.16 : 58,052.70 = 10,999.40 : x
  2. Step 2: Convert to fraction form
    38,701.16/58,052.70 = 10,999.40/x
  3. Step 3: Cross multiply
    38,701.16x = 58,052.70 × 10,999.40
  4. Step 4: Simplify right side
    38,701.16x = 638,544,868.38
  5. Step 5: Solve for x
    x = 638,544,868.38/38,701.16
  6. Step 6: Final answer
    x = 16,499.37

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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.