Home / 18,070.61-24,937.40-10,112.76

Finding the Fourth Proportional to 18,070.61, 24,937.40 and 10,112.76

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Solution

The fourth proportional to 18,070.61, 24,937.40 and 10,112.76 is: 13,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.61 : 24,937.40 = 10,112.76 : x
  2. Step 2: Convert to fraction form
    18,070.61/24,937.40 = 10,112.76/x
  3. Step 3: Cross multiply
    18,070.61x = 24,937.40 × 10,112.76
  4. Step 4: Simplify right side
    18,070.61x = 252,185,966.51
  5. Step 5: Solve for x
    x = 252,185,966.51/18,070.61
  6. Step 6: Final answer
    x = 13,955.59

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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.