Home / 25,483.37-35,172.22-14,728.70

Finding the Fourth Proportional to 25,483.37, 35,172.22 and 14,728.70

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Solution

The fourth proportional to 25,483.37, 35,172.22 and 14,728.70 is: 20,328.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,483.37 : 35,172.22 = 14,728.70 : x
  2. Step 2: Convert to fraction form
    25,483.37/35,172.22 = 14,728.70/x
  3. Step 3: Cross multiply
    25,483.37x = 35,172.22 × 14,728.70
  4. Step 4: Simplify right side
    25,483.37x = 518,041,076.71
  5. Step 5: Solve for x
    x = 518,041,076.71/25,483.37
  6. Step 6: Final answer
    x = 20,328.59

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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.