Home / 43,955.02-65,936.58-15,870.70

Finding the Fourth Proportional to 43,955.02, 65,936.58 and 15,870.70

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Solution

The fourth proportional to 43,955.02, 65,936.58 and 15,870.70 is: 23,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,955.02 : 65,936.58 = 15,870.70 : x
  2. Step 2: Convert to fraction form
    43,955.02/65,936.58 = 15,870.70/x
  3. Step 3: Cross multiply
    43,955.02x = 65,936.58 × 15,870.70
  4. Step 4: Simplify right side
    43,955.02x = 1,046,459,271.17
  5. Step 5: Solve for x
    x = 1,046,459,271.17/43,955.02
  6. Step 6: Final answer
    x = 23,807.51

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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.