Home / 25,730.36-35,509.53-14,401.16

Finding the Fourth Proportional to 25,730.36, 35,509.53 and 14,401.16

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Solution

The fourth proportional to 25,730.36, 35,509.53 and 14,401.16 is: 19,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.36 : 35,509.53 = 14,401.16 : x
  2. Step 2: Convert to fraction form
    25,730.36/35,509.53 = 14,401.16/x
  3. Step 3: Cross multiply
    25,730.36x = 35,509.53 × 14,401.16
  4. Step 4: Simplify right side
    25,730.36x = 511,378,423.05
  5. Step 5: Solve for x
    x = 511,378,423.05/25,730.36
  6. Step 6: Final answer
    x = 19,874.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.