Home / 53,053.02-79,579.55-13,610.13

Finding the Fourth Proportional to 53,053.02, 79,579.55 and 13,610.13

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Solution

The fourth proportional to 53,053.02, 79,579.55 and 13,610.13 is: 20,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.02 : 79,579.55 = 13,610.13 : x
  2. Step 2: Convert to fraction form
    53,053.02/79,579.55 = 13,610.13/x
  3. Step 3: Cross multiply
    53,053.02x = 79,579.55 × 13,610.13
  4. Step 4: Simplify right side
    53,053.02x = 1,083,087,952.79
  5. Step 5: Solve for x
    x = 1,083,087,952.79/53,053.02
  6. Step 6: Final answer
    x = 20,415.20

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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.