Home / 53,285.10-79,927.64-15,845.02

Finding the Fourth Proportional to 53,285.10, 79,927.64 and 15,845.02

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Solution

The fourth proportional to 53,285.10, 79,927.64 and 15,845.02 is: 23,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.10 : 79,927.64 = 15,845.02 : x
  2. Step 2: Convert to fraction form
    53,285.10/79,927.64 = 15,845.02/x
  3. Step 3: Cross multiply
    53,285.10x = 79,927.64 × 15,845.02
  4. Step 4: Simplify right side
    53,285.10x = 1,266,455,054.35
  5. Step 5: Solve for x
    x = 1,266,455,054.35/53,285.10
  6. Step 6: Final answer
    x = 23,767.53

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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.