Home / 42,055.95-63,094.53-13,976.15

Finding the Fourth Proportional to 42,055.95, 63,094.53 and 13,976.15

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Solution

The fourth proportional to 42,055.95, 63,094.53 and 13,976.15 is: 20,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,055.95 : 63,094.53 = 13,976.15 : x
  2. Step 2: Convert to fraction form
    42,055.95/63,094.53 = 13,976.15/x
  3. Step 3: Cross multiply
    42,055.95x = 63,094.53 × 13,976.15
  4. Step 4: Simplify right side
    42,055.95x = 881,818,299.99
  5. Step 5: Solve for x
    x = 881,818,299.99/42,055.95
  6. Step 6: Final answer
    x = 20,967.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.