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Finding the Fourth Proportional to 35,535.64, 53,303.64 and 14,759.16

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Solution

The fourth proportional to 35,535.64, 53,303.64 and 14,759.16 is: 22,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.64 : 53,303.64 = 14,759.16 : x
  2. Step 2: Convert to fraction form
    35,535.64/53,303.64 = 14,759.16/x
  3. Step 3: Cross multiply
    35,535.64x = 53,303.64 × 14,759.16
  4. Step 4: Simplify right side
    35,535.64x = 786,716,951.34
  5. Step 5: Solve for x
    x = 786,716,951.34/35,535.64
  6. Step 6: Final answer
    x = 22,138.81

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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.