Home / 12,570.08-17,338.96-9,038.04

Finding the Fourth Proportional to 12,570.08, 17,338.96 and 9,038.04

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Solution

The fourth proportional to 12,570.08, 17,338.96 and 9,038.04 is: 12,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.08 : 17,338.96 = 9,038.04 : x
  2. Step 2: Convert to fraction form
    12,570.08/17,338.96 = 9,038.04/x
  3. Step 3: Cross multiply
    12,570.08x = 17,338.96 × 9,038.04
  4. Step 4: Simplify right side
    12,570.08x = 156,710,214.04
  5. Step 5: Solve for x
    x = 156,710,214.04/12,570.08
  6. Step 6: Final answer
    x = 12,466.92

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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.