Home / 47,014.71-70,515.59-17,428.46

Finding the Fourth Proportional to 47,014.71, 70,515.59 and 17,428.46

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Solution

The fourth proportional to 47,014.71, 70,515.59 and 17,428.46 is: 26,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,014.71 : 70,515.59 = 17,428.46 : x
  2. Step 2: Convert to fraction form
    47,014.71/70,515.59 = 17,428.46/x
  3. Step 3: Cross multiply
    47,014.71x = 70,515.59 × 17,428.46
  4. Step 4: Simplify right side
    47,014.71x = 1,228,977,699.97
  5. Step 5: Solve for x
    x = 1,228,977,699.97/47,014.71
  6. Step 6: Final answer
    x = 26,140.28

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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.