Home / 27,875.29-38,455.35-16,545.28

Finding the Fourth Proportional to 27,875.29, 38,455.35 and 16,545.28

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Solution

The fourth proportional to 27,875.29, 38,455.35 and 16,545.28 is: 22,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,875.29 : 38,455.35 = 16,545.28 : x
  2. Step 2: Convert to fraction form
    27,875.29/38,455.35 = 16,545.28/x
  3. Step 3: Cross multiply
    27,875.29x = 38,455.35 × 16,545.28
  4. Step 4: Simplify right side
    27,875.29x = 636,254,533.25
  5. Step 5: Solve for x
    x = 636,254,533.25/27,875.29
  6. Step 6: Final answer
    x = 22,825.04

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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.