Home / 14,437.95-19,925.78-8,771.46

Finding the Fourth Proportional to 14,437.95, 19,925.78 and 8,771.46

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Solution

The fourth proportional to 14,437.95, 19,925.78 and 8,771.46 is: 12,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.95 : 19,925.78 = 8,771.46 : x
  2. Step 2: Convert to fraction form
    14,437.95/19,925.78 = 8,771.46/x
  3. Step 3: Cross multiply
    14,437.95x = 19,925.78 × 8,771.46
  4. Step 4: Simplify right side
    14,437.95x = 174,778,138.38
  5. Step 5: Solve for x
    x = 174,778,138.38/14,437.95
  6. Step 6: Final answer
    x = 12,105.47

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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.