Home / 51,434.02-77,159.58-17,698.69

Finding the Fourth Proportional to 51,434.02, 77,159.58 and 17,698.69

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Solution

The fourth proportional to 51,434.02, 77,159.58 and 17,698.69 is: 26,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,434.02 : 77,159.58 = 17,698.69 : x
  2. Step 2: Convert to fraction form
    51,434.02/77,159.58 = 17,698.69/x
  3. Step 3: Cross multiply
    51,434.02x = 77,159.58 × 17,698.69
  4. Step 4: Simplify right side
    51,434.02x = 1,365,623,486.95
  5. Step 5: Solve for x
    x = 1,365,623,486.95/51,434.02
  6. Step 6: Final answer
    x = 26,550.98

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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.