Home / 35,571.35-53,364.80-13,384.71

Finding the Fourth Proportional to 35,571.35, 53,364.80 and 13,384.71

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Solution

The fourth proportional to 35,571.35, 53,364.80 and 13,384.71 is: 20,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.35 : 53,364.80 = 13,384.71 : x
  2. Step 2: Convert to fraction form
    35,571.35/53,364.80 = 13,384.71/x
  3. Step 3: Cross multiply
    35,571.35x = 53,364.80 × 13,384.71
  4. Step 4: Simplify right side
    35,571.35x = 714,272,405.67
  5. Step 5: Solve for x
    x = 714,272,405.67/35,571.35
  6. Step 6: Final answer
    x = 20,079.99

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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.