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Finding the Fourth Proportional to 14,030.16, 21,043.98 and 4,667.15

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Solution

The fourth proportional to 14,030.16, 21,043.98 and 4,667.15 is: 7,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.16 : 21,043.98 = 4,667.15 : x
  2. Step 2: Convert to fraction form
    14,030.16/21,043.98 = 4,667.15/x
  3. Step 3: Cross multiply
    14,030.16x = 21,043.98 × 4,667.15
  4. Step 4: Simplify right side
    14,030.16x = 98,215,306.04
  5. Step 5: Solve for x
    x = 98,215,306.04/14,030.16
  6. Step 6: Final answer
    x = 7,000.30

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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.