Home / 34,889.16-48,147.44-18,973.96

Finding the Fourth Proportional to 34,889.16, 48,147.44 and 18,973.96

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Solution

The fourth proportional to 34,889.16, 48,147.44 and 18,973.96 is: 26,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.16 : 48,147.44 = 18,973.96 : x
  2. Step 2: Convert to fraction form
    34,889.16/48,147.44 = 18,973.96/x
  3. Step 3: Cross multiply
    34,889.16x = 48,147.44 × 18,973.96
  4. Step 4: Simplify right side
    34,889.16x = 913,547,600.66
  5. Step 5: Solve for x
    x = 913,547,600.66/34,889.16
  6. Step 6: Final answer
    x = 26,184.28

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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.