Home / 34,078.02-47,023.44-18,966.66

Finding the Fourth Proportional to 34,078.02, 47,023.44 and 18,966.66

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Solution

The fourth proportional to 34,078.02, 47,023.44 and 18,966.66 is: 26,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,078.02 : 47,023.44 = 18,966.66 : x
  2. Step 2: Convert to fraction form
    34,078.02/47,023.44 = 18,966.66/x
  3. Step 3: Cross multiply
    34,078.02x = 47,023.44 × 18,966.66
  4. Step 4: Simplify right side
    34,078.02x = 891,877,598.51
  5. Step 5: Solve for x
    x = 891,877,598.51/34,078.02
  6. Step 6: Final answer
    x = 26,171.64

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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.