Home / 34,700.30-47,886.36-18,784.75

Finding the Fourth Proportional to 34,700.30, 47,886.36 and 18,784.75

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Solution

The fourth proportional to 34,700.30, 47,886.36 and 18,784.75 is: 25,922.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.30 : 47,886.36 = 18,784.75 : x
  2. Step 2: Convert to fraction form
    34,700.30/47,886.36 = 18,784.75/x
  3. Step 3: Cross multiply
    34,700.30x = 47,886.36 × 18,784.75
  4. Step 4: Simplify right side
    34,700.30x = 899,533,061.58
  5. Step 5: Solve for x
    x = 899,533,061.58/34,700.30
  6. Step 6: Final answer
    x = 25,922.92

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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.