Home / 31,374.85-47,068.10-10,316.07

Finding the Fourth Proportional to 31,374.85, 47,068.10 and 10,316.07

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Solution

The fourth proportional to 31,374.85, 47,068.10 and 10,316.07 is: 15,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374.85 : 47,068.10 = 10,316.07 : x
  2. Step 2: Convert to fraction form
    31,374.85/47,068.10 = 10,316.07/x
  3. Step 3: Cross multiply
    31,374.85x = 47,068.10 × 10,316.07
  4. Step 4: Simplify right side
    31,374.85x = 485,557,814.37
  5. Step 5: Solve for x
    x = 485,557,814.37/31,374.85
  6. Step 6: Final answer
    x = 15,476.02

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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.