Home / 24,428.90-36,643.35-9,638.30

Finding the Fourth Proportional to 24,428.90, 36,643.35 and 9,638.30

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Solution

The fourth proportional to 24,428.90, 36,643.35 and 9,638.30 is: 14,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,428.90 : 36,643.35 = 9,638.30 : x
  2. Step 2: Convert to fraction form
    24,428.90/36,643.35 = 9,638.30/x
  3. Step 3: Cross multiply
    24,428.90x = 36,643.35 × 9,638.30
  4. Step 4: Simplify right side
    24,428.90x = 353,179,600.31
  5. Step 5: Solve for x
    x = 353,179,600.31/24,428.90
  6. Step 6: Final answer
    x = 14,457.45

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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.