Home / 53,373.02-80,059.53-13,929.79

Finding the Fourth Proportional to 53,373.02, 80,059.53 and 13,929.79

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Solution

The fourth proportional to 53,373.02, 80,059.53 and 13,929.79 is: 20,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,373.02 : 80,059.53 = 13,929.79 : x
  2. Step 2: Convert to fraction form
    53,373.02/80,059.53 = 13,929.79/x
  3. Step 3: Cross multiply
    53,373.02x = 80,059.53 × 13,929.79
  4. Step 4: Simplify right side
    53,373.02x = 1,115,212,440.40
  5. Step 5: Solve for x
    x = 1,115,212,440.40/53,373.02
  6. Step 6: Final answer
    x = 20,894.69

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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.