Home / 47,350.40-71,036.64-14,070.72

Finding the Fourth Proportional to 47,350.40, 71,036.64 and 14,070.72

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Solution

The fourth proportional to 47,350.40, 71,036.64 and 14,070.72 is: 21,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,350.40 : 71,036.64 = 14,070.72 : x
  2. Step 2: Convert to fraction form
    47,350.40/71,036.64 = 14,070.72/x
  3. Step 3: Cross multiply
    47,350.40x = 71,036.64 × 14,070.72
  4. Step 4: Simplify right side
    47,350.40x = 999,536,671.18
  5. Step 5: Solve for x
    x = 999,536,671.18/47,350.40
  6. Step 6: Final answer
    x = 21,109.36

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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.