Home / 34,070.40-47,016.81-18,962.82

Finding the Fourth Proportional to 34,070.40, 47,016.81 and 18,962.82

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Solution

The fourth proportional to 34,070.40, 47,016.81 and 18,962.82 is: 26,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,070.40 : 47,016.81 = 18,962.82 : x
  2. Step 2: Convert to fraction form
    34,070.40/47,016.81 = 18,962.82/x
  3. Step 3: Cross multiply
    34,070.40x = 47,016.81 × 18,962.82
  4. Step 4: Simplify right side
    34,070.40x = 891,571,305.00
  5. Step 5: Solve for x
    x = 891,571,305.00/34,070.40
  6. Step 6: Final answer
    x = 26,168.50

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1.5x scale

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.