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Finding the Fourth Proportional to 14,840.16, 22,259.16 and 7,437.12

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Solution

The fourth proportional to 14,840.16, 22,259.16 and 7,437.12 is: 11,155.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.16 : 22,259.16 = 7,437.12 : x
  2. Step 2: Convert to fraction form
    14,840.16/22,259.16 = 7,437.12/x
  3. Step 3: Cross multiply
    14,840.16x = 22,259.16 × 7,437.12
  4. Step 4: Simplify right side
    14,840.16x = 165,544,044.02
  5. Step 5: Solve for x
    x = 165,544,044.02/14,840.16
  6. Step 6: Final answer
    x = 11,155.14

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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.