Home / 25,529.16-38,289.66-13,058.40

Finding the Fourth Proportional to 25,529.16, 38,289.66 and 13,058.40

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Solution

The fourth proportional to 25,529.16, 38,289.66 and 13,058.40 is: 19,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.16 : 38,289.66 = 13,058.40 : x
  2. Step 2: Convert to fraction form
    25,529.16/38,289.66 = 13,058.40/x
  3. Step 3: Cross multiply
    25,529.16x = 38,289.66 × 13,058.40
  4. Step 4: Simplify right side
    25,529.16x = 500,001,696.14
  5. Step 5: Solve for x
    x = 500,001,696.14/25,529.16
  6. Step 6: Final answer
    x = 19,585.51

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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.