Home / 31,370.04-47,069.46-11,665.08

Finding the Fourth Proportional to 31,370.04, 47,069.46 and 11,665.08

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Solution

The fourth proportional to 31,370.04, 47,069.46 and 11,665.08 is: 17,502.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,370.04 : 47,069.46 = 11,665.08 : x
  2. Step 2: Convert to fraction form
    31,370.04/47,069.46 = 11,665.08/x
  3. Step 3: Cross multiply
    31,370.04x = 47,069.46 × 11,665.08
  4. Step 4: Simplify right side
    31,370.04x = 549,069,016.46
  5. Step 5: Solve for x
    x = 549,069,016.46/31,370.04
  6. Step 6: Final answer
    x = 17,502.97

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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.