Home / 14,856.06-20,485.80-10,378.02

Finding the Fourth Proportional to 14,856.06, 20,485.80 and 10,378.02

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Solution

The fourth proportional to 14,856.06, 20,485.80 and 10,378.02 is: 14,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.06 : 20,485.80 = 10,378.02 : x
  2. Step 2: Convert to fraction form
    14,856.06/20,485.80 = 10,378.02/x
  3. Step 3: Cross multiply
    14,856.06x = 20,485.80 × 10,378.02
  4. Step 4: Simplify right side
    14,856.06x = 212,602,042.12
  5. Step 5: Solve for x
    x = 212,602,042.12/14,856.06
  6. Step 6: Final answer
    x = 14,310.80

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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.