Home / 51,287.95-76,931.99-13,848.01

Finding the Fourth Proportional to 51,287.95, 76,931.99 and 13,848.01

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Solution

The fourth proportional to 51,287.95, 76,931.99 and 13,848.01 is: 20,772.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287.95 : 76,931.99 = 13,848.01 : x
  2. Step 2: Convert to fraction form
    51,287.95/76,931.99 = 13,848.01/x
  3. Step 3: Cross multiply
    51,287.95x = 76,931.99 × 13,848.01
  4. Step 4: Simplify right side
    51,287.95x = 1,065,354,966.84
  5. Step 5: Solve for x
    x = 1,065,354,966.84/51,287.95
  6. Step 6: Final answer
    x = 20,772.03

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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.