Home / 34,858.98-52,478.16-31,758.91

Finding the Fourth Proportional to 34,858.98, 52,478.16 and 31,758.91

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Solution

The fourth proportional to 34,858.98, 52,478.16 and 31,758.91 is: 47,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.98 : 52,478.16 = 31,758.91 : x
  2. Step 2: Convert to fraction form
    34,858.98/52,478.16 = 31,758.91/x
  3. Step 3: Cross multiply
    34,858.98x = 52,478.16 × 31,758.91
  4. Step 4: Simplify right side
    34,858.98x = 1,666,649,160.41
  5. Step 5: Solve for x
    x = 1,666,649,160.41/34,858.98
  6. Step 6: Final answer
    x = 47,811.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.