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Finding the Fourth Proportional to 47,354.60, 71,007.06 and 14,070.08

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Solution

The fourth proportional to 47,354.60, 71,007.06 and 14,070.08 is: 21,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,354.60 : 71,007.06 = 14,070.08 : x
  2. Step 2: Convert to fraction form
    47,354.60/71,007.06 = 14,070.08/x
  3. Step 3: Cross multiply
    47,354.60x = 71,007.06 × 14,070.08
  4. Step 4: Simplify right side
    47,354.60x = 999,075,014.76
  5. Step 5: Solve for x
    x = 999,075,014.76/47,354.60
  6. Step 6: Final answer
    x = 21,097.74

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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.