Home / 19,027.51-28,541.47-8,498.07

Finding the Fourth Proportional to 19,027.51, 28,541.47 and 8,498.07

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Solution

The fourth proportional to 19,027.51, 28,541.47 and 8,498.07 is: 12,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.51 : 28,541.47 = 8,498.07 : x
  2. Step 2: Convert to fraction form
    19,027.51/28,541.47 = 8,498.07/x
  3. Step 3: Cross multiply
    19,027.51x = 28,541.47 × 8,498.07
  4. Step 4: Simplify right side
    19,027.51x = 242,547,409.96
  5. Step 5: Solve for x
    x = 242,547,409.96/19,027.51
  6. Step 6: Final answer
    x = 12,747.20

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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.