Home / 47,349.40-71,035.02-14,068.72

Finding the Fourth Proportional to 47,349.40, 71,035.02 and 14,068.72

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Solution

The fourth proportional to 47,349.40, 71,035.02 and 14,068.72 is: 21,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,349.40 : 71,035.02 = 14,068.72 : x
  2. Step 2: Convert to fraction form
    47,349.40/71,035.02 = 14,068.72/x
  3. Step 3: Cross multiply
    47,349.40x = 71,035.02 × 14,068.72
  4. Step 4: Simplify right side
    47,349.40x = 999,371,806.57
  5. Step 5: Solve for x
    x = 999,371,806.57/47,349.40
  6. Step 6: Final answer
    x = 21,106.32

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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.