Home / 19,828.61-27,363.31-10,875.95

Finding the Fourth Proportional to 19,828.61, 27,363.31 and 10,875.95

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Solution

The fourth proportional to 19,828.61, 27,363.31 and 10,875.95 is: 15,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.61 : 27,363.31 = 10,875.95 : x
  2. Step 2: Convert to fraction form
    19,828.61/27,363.31 = 10,875.95/x
  3. Step 3: Cross multiply
    19,828.61x = 27,363.31 × 10,875.95
  4. Step 4: Simplify right side
    19,828.61x = 297,602,032.61
  5. Step 5: Solve for x
    x = 297,602,032.61/19,828.61
  6. Step 6: Final answer
    x = 15,008.72

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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.