Home / 51,187.02-70,637.01-28,525.90

Finding the Fourth Proportional to 51,187.02, 70,637.01 and 28,525.90

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Solution

The fourth proportional to 51,187.02, 70,637.01 and 28,525.90 is: 39,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,187.02 : 70,637.01 = 28,525.90 : x
  2. Step 2: Convert to fraction form
    51,187.02/70,637.01 = 28,525.90/x
  3. Step 3: Cross multiply
    51,187.02x = 70,637.01 × 28,525.90
  4. Step 4: Simplify right side
    51,187.02x = 2,014,984,283.56
  5. Step 5: Solve for x
    x = 2,014,984,283.56/51,187.02
  6. Step 6: Final answer
    x = 39,365.14

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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.