Home / 51,955.48-77,942.40-16,888.96

Finding the Fourth Proportional to 51,955.48, 77,942.40 and 16,888.96

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Solution

The fourth proportional to 51,955.48, 77,942.40 and 16,888.96 is: 25,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,955.48 : 77,942.40 = 16,888.96 : x
  2. Step 2: Convert to fraction form
    51,955.48/77,942.40 = 16,888.96/x
  3. Step 3: Cross multiply
    51,955.48x = 77,942.40 × 16,888.96
  4. Step 4: Simplify right side
    51,955.48x = 1,316,366,075.90
  5. Step 5: Solve for x
    x = 1,316,366,075.90/51,955.48
  6. Step 6: Final answer
    x = 25,336.42

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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.