Home / 38,835.36-58,248.72-13,874.40

Finding the Fourth Proportional to 38,835.36, 58,248.72 and 13,874.40

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Solution

The fourth proportional to 38,835.36, 58,248.72 and 13,874.40 is: 20,810.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,835.36 : 58,248.72 = 13,874.40 : x
  2. Step 2: Convert to fraction form
    38,835.36/58,248.72 = 13,874.40/x
  3. Step 3: Cross multiply
    38,835.36x = 58,248.72 × 13,874.40
  4. Step 4: Simplify right side
    38,835.36x = 808,166,040.77
  5. Step 5: Solve for x
    x = 808,166,040.77/38,835.36
  6. Step 6: Final answer
    x = 20,810.06

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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.