Home / 14,856.39-20,510.51-8,889.93

Finding the Fourth Proportional to 14,856.39, 20,510.51 and 8,889.93

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Solution

The fourth proportional to 14,856.39, 20,510.51 and 8,889.93 is: 12,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.39 : 20,510.51 = 8,889.93 : x
  2. Step 2: Convert to fraction form
    14,856.39/20,510.51 = 8,889.93/x
  3. Step 3: Cross multiply
    14,856.39x = 20,510.51 × 8,889.93
  4. Step 4: Simplify right side
    14,856.39x = 182,336,953.71
  5. Step 5: Solve for x
    x = 182,336,953.71/14,856.39
  6. Step 6: Final answer
    x = 12,273.30

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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.