Home / 38,985.36-58,471.52-14,020.32

Finding the Fourth Proportional to 38,985.36, 58,471.52 and 14,020.32

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Solution

The fourth proportional to 38,985.36, 58,471.52 and 14,020.32 is: 21,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,985.36 : 58,471.52 = 14,020.32 : x
  2. Step 2: Convert to fraction form
    38,985.36/58,471.52 = 14,020.32/x
  3. Step 3: Cross multiply
    38,985.36x = 58,471.52 × 14,020.32
  4. Step 4: Simplify right side
    38,985.36x = 819,789,421.29
  5. Step 5: Solve for x
    x = 819,789,421.29/38,985.36
  6. Step 6: Final answer
    x = 21,028.14

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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.