Home / 17,126.02-25,688.95-5,440.15

Finding the Fourth Proportional to 17,126.02, 25,688.95 and 5,440.15

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Solution

The fourth proportional to 17,126.02, 25,688.95 and 5,440.15 is: 8,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.02 : 25,688.95 = 5,440.15 : x
  2. Step 2: Convert to fraction form
    17,126.02/25,688.95 = 5,440.15/x
  3. Step 3: Cross multiply
    17,126.02x = 25,688.95 × 5,440.15
  4. Step 4: Simplify right side
    17,126.02x = 139,751,741.34
  5. Step 5: Solve for x
    x = 139,751,741.34/17,126.02
  6. Step 6: Final answer
    x = 8,160.20

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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.