Home / 53,329.01-79,998.29-13,886.46

Finding the Fourth Proportional to 53,329.01, 79,998.29 and 13,886.46

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Solution

The fourth proportional to 53,329.01, 79,998.29 and 13,886.46 is: 20,830.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,329.01 : 79,998.29 = 13,886.46 : x
  2. Step 2: Convert to fraction form
    53,329.01/79,998.29 = 13,886.46/x
  3. Step 3: Cross multiply
    53,329.01x = 79,998.29 × 13,886.46
  4. Step 4: Simplify right side
    53,329.01x = 1,110,893,088.87
  5. Step 5: Solve for x
    x = 1,110,893,088.87/53,329.01
  6. Step 6: Final answer
    x = 20,830.94

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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.