Home / 35,500.28-53,219.43-13,307.69

Finding the Fourth Proportional to 35,500.28, 53,219.43 and 13,307.69

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Solution

The fourth proportional to 35,500.28, 53,219.43 and 13,307.69 is: 19,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,500.28 : 53,219.43 = 13,307.69 : x
  2. Step 2: Convert to fraction form
    35,500.28/53,219.43 = 13,307.69/x
  3. Step 3: Cross multiply
    35,500.28x = 53,219.43 × 13,307.69
  4. Step 4: Simplify right side
    35,500.28x = 708,227,809.47
  5. Step 5: Solve for x
    x = 708,227,809.47/35,500.28
  6. Step 6: Final answer
    x = 19,949.92

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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.