Home / 19,032.79-28,551.10-6,551.16

Finding the Fourth Proportional to 19,032.79, 28,551.10 and 6,551.16

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Solution

The fourth proportional to 19,032.79, 28,551.10 and 6,551.16 is: 9,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.79 : 28,551.10 = 6,551.16 : x
  2. Step 2: Convert to fraction form
    19,032.79/28,551.10 = 6,551.16/x
  3. Step 3: Cross multiply
    19,032.79x = 28,551.10 × 6,551.16
  4. Step 4: Simplify right side
    19,032.79x = 187,042,862.90
  5. Step 5: Solve for x
    x = 187,042,862.90/19,032.79
  6. Step 6: Final answer
    x = 9,827.40

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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.