Home / 31,001.48-46,514.64-11,281.40

Finding the Fourth Proportional to 31,001.48, 46,514.64 and 11,281.40

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Solution

The fourth proportional to 31,001.48, 46,514.64 and 11,281.40 is: 16,926.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,001.48 : 46,514.64 = 11,281.40 : x
  2. Step 2: Convert to fraction form
    31,001.48/46,514.64 = 11,281.40/x
  3. Step 3: Cross multiply
    31,001.48x = 46,514.64 × 11,281.40
  4. Step 4: Simplify right side
    31,001.48x = 524,750,259.70
  5. Step 5: Solve for x
    x = 524,750,259.70/31,001.48
  6. Step 6: Final answer
    x = 16,926.62

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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.