Home / 34,636.58-47,798.47-18,721.02

Finding the Fourth Proportional to 34,636.58, 47,798.47 and 18,721.02

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Solution

The fourth proportional to 34,636.58, 47,798.47 and 18,721.02 is: 25,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,636.58 : 47,798.47 = 18,721.02 : x
  2. Step 2: Convert to fraction form
    34,636.58/47,798.47 = 18,721.02/x
  3. Step 3: Cross multiply
    34,636.58x = 47,798.47 × 18,721.02
  4. Step 4: Simplify right side
    34,636.58x = 894,836,315.48
  5. Step 5: Solve for x
    x = 894,836,315.48/34,636.58
  6. Step 6: Final answer
    x = 25,835.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.