Home / 51,312.30-70,790.85-29,798.36

Finding the Fourth Proportional to 51,312.30, 70,790.85 and 29,798.36

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Solution

The fourth proportional to 51,312.30, 70,790.85 and 29,798.36 is: 41,110.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,312.30 : 70,790.85 = 29,798.36 : x
  2. Step 2: Convert to fraction form
    51,312.30/70,790.85 = 29,798.36/x
  3. Step 3: Cross multiply
    51,312.30x = 70,790.85 × 29,798.36
  4. Step 4: Simplify right side
    51,312.30x = 2,109,451,409.98
  5. Step 5: Solve for x
    x = 2,109,451,409.98/51,312.30
  6. Step 6: Final answer
    x = 41,110.05

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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.