Home / 27,869.52-38,477.28-19,368.96

Finding the Fourth Proportional to 27,869.52, 38,477.28 and 19,368.96

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Solution

The fourth proportional to 27,869.52, 38,477.28 and 19,368.96 is: 26,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.52 : 38,477.28 = 19,368.96 : x
  2. Step 2: Convert to fraction form
    27,869.52/38,477.28 = 19,368.96/x
  3. Step 3: Cross multiply
    27,869.52x = 38,477.28 × 19,368.96
  4. Step 4: Simplify right side
    27,869.52x = 745,264,897.23
  5. Step 5: Solve for x
    x = 745,264,897.23/27,869.52
  6. Step 6: Final answer
    x = 26,741.22

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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.