Home / 53,225.56-79,839.78-13,242.93

Finding the Fourth Proportional to 53,225.56, 79,839.78 and 13,242.93

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Solution

The fourth proportional to 53,225.56, 79,839.78 and 13,242.93 is: 19,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225.56 : 79,839.78 = 13,242.93 : x
  2. Step 2: Convert to fraction form
    53,225.56/79,839.78 = 13,242.93/x
  3. Step 3: Cross multiply
    53,225.56x = 79,839.78 × 13,242.93
  4. Step 4: Simplify right side
    53,225.56x = 1,057,312,617.76
  5. Step 5: Solve for x
    x = 1,057,312,617.76/53,225.56
  6. Step 6: Final answer
    x = 19,864.75

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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.