Home / 19,425.56-29,128.75-6,276.22

Finding the Fourth Proportional to 19,425.56, 29,128.75 and 6,276.22

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Solution

The fourth proportional to 19,425.56, 29,128.75 and 6,276.22 is: 9,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.56 : 29,128.75 = 6,276.22 : x
  2. Step 2: Convert to fraction form
    19,425.56/29,128.75 = 6,276.22/x
  3. Step 3: Cross multiply
    19,425.56x = 29,128.75 × 6,276.22
  4. Step 4: Simplify right side
    19,425.56x = 182,818,354.81
  5. Step 5: Solve for x
    x = 182,818,354.81/19,425.56
  6. Step 6: Final answer
    x = 9,411.23

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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.