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Finding the Fourth Proportional to 30,762.99, 46,144.53 and 17,606.07

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Solution

The fourth proportional to 30,762.99, 46,144.53 and 17,606.07 is: 26,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762.99 : 46,144.53 = 17,606.07 : x
  2. Step 2: Convert to fraction form
    30,762.99/46,144.53 = 17,606.07/x
  3. Step 3: Cross multiply
    30,762.99x = 46,144.53 × 17,606.07
  4. Step 4: Simplify right side
    30,762.99x = 812,423,825.30
  5. Step 5: Solve for x
    x = 812,423,825.30/30,762.99
  6. Step 6: Final answer
    x = 26,409.13

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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.