Home / 31,555.65-47,333.75-14,916.09

Finding the Fourth Proportional to 31,555.65, 47,333.75 and 14,916.09

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Solution

The fourth proportional to 31,555.65, 47,333.75 and 14,916.09 is: 22,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,555.65 : 47,333.75 = 14,916.09 : x
  2. Step 2: Convert to fraction form
    31,555.65/47,333.75 = 14,916.09/x
  3. Step 3: Cross multiply
    31,555.65x = 47,333.75 × 14,916.09
  4. Step 4: Simplify right side
    31,555.65x = 706,034,400.46
  5. Step 5: Solve for x
    x = 706,034,400.46/31,555.65
  6. Step 6: Final answer
    x = 22,374.26

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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.