Home / 30,887.65-46,331.07-7,514.11

Finding the Fourth Proportional to 30,887.65, 46,331.07 and 7,514.11

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Solution

The fourth proportional to 30,887.65, 46,331.07 and 7,514.11 is: 11,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,887.65 : 46,331.07 = 7,514.11 : x
  2. Step 2: Convert to fraction form
    30,887.65/46,331.07 = 7,514.11/x
  3. Step 3: Cross multiply
    30,887.65x = 46,331.07 × 7,514.11
  4. Step 4: Simplify right side
    30,887.65x = 348,136,756.40
  5. Step 5: Solve for x
    x = 348,136,756.40/30,887.65
  6. Step 6: Final answer
    x = 11,271.07

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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.