Home / 34,074.36-47,019.51-18,967.86

Finding the Fourth Proportional to 34,074.36, 47,019.51 and 18,967.86

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Solution

The fourth proportional to 34,074.36, 47,019.51 and 18,967.86 is: 26,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,074.36 : 47,019.51 = 18,967.86 : x
  2. Step 2: Convert to fraction form
    34,074.36/47,019.51 = 18,967.86/x
  3. Step 3: Cross multiply
    34,074.36x = 47,019.51 × 18,967.86
  4. Step 4: Simplify right side
    34,074.36x = 891,859,482.95
  5. Step 5: Solve for x
    x = 891,859,482.95/34,074.36
  6. Step 6: Final answer
    x = 26,173.92

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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.