Home / 34,100.58-47,055.40-18,994.63

Finding the Fourth Proportional to 34,100.58, 47,055.40 and 18,994.63

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Solution

The fourth proportional to 34,100.58, 47,055.40 and 18,994.63 is: 26,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,100.58 : 47,055.40 = 18,994.63 : x
  2. Step 2: Convert to fraction form
    34,100.58/47,055.40 = 18,994.63/x
  3. Step 3: Cross multiply
    34,100.58x = 47,055.40 × 18,994.63
  4. Step 4: Simplify right side
    34,100.58x = 893,799,912.50
  5. Step 5: Solve for x
    x = 893,799,912.50/34,100.58
  6. Step 6: Final answer
    x = 26,210.70

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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.