Home / 37,607.02-56,361.78-28,172.68

Finding the Fourth Proportional to 37,607.02, 56,361.78 and 28,172.68

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Solution

The fourth proportional to 37,607.02, 56,361.78 and 28,172.68 is: 42,222.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,607.02 : 56,361.78 = 28,172.68 : x
  2. Step 2: Convert to fraction form
    37,607.02/56,361.78 = 28,172.68/x
  3. Step 3: Cross multiply
    37,607.02x = 56,361.78 × 28,172.68
  4. Step 4: Simplify right side
    37,607.02x = 1,587,862,392.17
  5. Step 5: Solve for x
    x = 1,587,862,392.17/37,607.02
  6. Step 6: Final answer
    x = 42,222.50

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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.