Home / 30,862.07-42,590.53-17,433.89

Finding the Fourth Proportional to 30,862.07, 42,590.53 and 17,433.89

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Solution

The fourth proportional to 30,862.07, 42,590.53 and 17,433.89 is: 24,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.07 : 42,590.53 = 17,433.89 : x
  2. Step 2: Convert to fraction form
    30,862.07/42,590.53 = 17,433.89/x
  3. Step 3: Cross multiply
    30,862.07x = 42,590.53 × 17,433.89
  4. Step 4: Simplify right side
    30,862.07x = 742,518,615.06
  5. Step 5: Solve for x
    x = 742,518,615.06/30,862.07
  6. Step 6: Final answer
    x = 24,059.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.