Home / 14,200.98-21,300.80-4,840.62

Finding the Fourth Proportional to 14,200.98, 21,300.80 and 4,840.62

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Solution

The fourth proportional to 14,200.98, 21,300.80 and 4,840.62 is: 7,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.98 : 21,300.80 = 4,840.62 : x
  2. Step 2: Convert to fraction form
    14,200.98/21,300.80 = 4,840.62/x
  3. Step 3: Cross multiply
    14,200.98x = 21,300.80 × 4,840.62
  4. Step 4: Simplify right side
    14,200.98x = 103,109,054.29
  5. Step 5: Solve for x
    x = 103,109,054.29/14,200.98
  6. Step 6: Final answer
    x = 7,260.70

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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.