Home / 35,128.06-52,712.58-14,078.18

Finding the Fourth Proportional to 35,128.06, 52,712.58 and 14,078.18

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Solution

The fourth proportional to 35,128.06, 52,712.58 and 14,078.18 is: 21,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,128.06 : 52,712.58 = 14,078.18 : x
  2. Step 2: Convert to fraction form
    35,128.06/52,712.58 = 14,078.18/x
  3. Step 3: Cross multiply
    35,128.06x = 52,712.58 × 14,078.18
  4. Step 4: Simplify right side
    35,128.06x = 742,097,189.50
  5. Step 5: Solve for x
    x = 742,097,189.50/35,128.06
  6. Step 6: Final answer
    x = 21,125.48

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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.