Home / 16,558.90-22,851.53-9,485.17

Finding the Fourth Proportional to 16,558.90, 22,851.53 and 9,485.17

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Solution

The fourth proportional to 16,558.90, 22,851.53 and 9,485.17 is: 13,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.90 : 22,851.53 = 9,485.17 : x
  2. Step 2: Convert to fraction form
    16,558.90/22,851.53 = 9,485.17/x
  3. Step 3: Cross multiply
    16,558.90x = 22,851.53 × 9,485.17
  4. Step 4: Simplify right side
    16,558.90x = 216,750,646.81
  5. Step 5: Solve for x
    x = 216,750,646.81/16,558.90
  6. Step 6: Final answer
    x = 13,089.68

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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.