Home / 19,560.63-29,285.01-12,973.71

Finding the Fourth Proportional to 19,560.63, 29,285.01 and 12,973.71

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Solution

The fourth proportional to 19,560.63, 29,285.01 and 12,973.71 is: 19,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.63 : 29,285.01 = 12,973.71 : x
  2. Step 2: Convert to fraction form
    19,560.63/29,285.01 = 12,973.71/x
  3. Step 3: Cross multiply
    19,560.63x = 29,285.01 × 12,973.71
  4. Step 4: Simplify right side
    19,560.63x = 379,935,227.09
  5. Step 5: Solve for x
    x = 379,935,227.09/19,560.63
  6. Step 6: Final answer
    x = 19,423.47

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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.