Home / 53,017.28-79,529.28-17,480.96

Finding the Fourth Proportional to 53,017.28, 79,529.28 and 17,480.96

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Solution

The fourth proportional to 53,017.28, 79,529.28 and 17,480.96 is: 26,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.28 : 79,529.28 = 17,480.96 : x
  2. Step 2: Convert to fraction form
    53,017.28/79,529.28 = 17,480.96/x
  3. Step 3: Cross multiply
    53,017.28x = 79,529.28 × 17,480.96
  4. Step 4: Simplify right side
    53,017.28x = 1,390,248,162.51
  5. Step 5: Solve for x
    x = 1,390,248,162.51/53,017.28
  6. Step 6: Final answer
    x = 26,222.55

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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.