Home / 35,509.53-53,284.65-14,445.68

Finding the Fourth Proportional to 35,509.53, 53,284.65 and 14,445.68

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Solution

The fourth proportional to 35,509.53, 53,284.65 and 14,445.68 is: 21,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,509.53 : 53,284.65 = 14,445.68 : x
  2. Step 2: Convert to fraction form
    35,509.53/53,284.65 = 14,445.68/x
  3. Step 3: Cross multiply
    35,509.53x = 53,284.65 × 14,445.68
  4. Step 4: Simplify right side
    35,509.53x = 769,732,930.58
  5. Step 5: Solve for x
    x = 769,732,930.58/35,509.53
  6. Step 6: Final answer
    x = 21,676.80

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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.