Home / 51,784.84-77,510.16-26,790.46

Finding the Fourth Proportional to 51,784.84, 77,510.16 and 26,790.46

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Solution

The fourth proportional to 51,784.84, 77,510.16 and 26,790.46 is: 40,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,784.84 : 77,510.16 = 26,790.46 : x
  2. Step 2: Convert to fraction form
    51,784.84/77,510.16 = 26,790.46/x
  3. Step 3: Cross multiply
    51,784.84x = 77,510.16 × 26,790.46
  4. Step 4: Simplify right side
    51,784.84x = 2,076,532,841.07
  5. Step 5: Solve for x
    x = 2,076,532,841.07/51,784.84
  6. Step 6: Final answer
    x = 40,099.24

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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.