Home / 26,802.19-36,988.70-15,473.76

Finding the Fourth Proportional to 26,802.19, 36,988.70 and 15,473.76

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Solution

The fourth proportional to 26,802.19, 36,988.70 and 15,473.76 is: 21,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.19 : 36,988.70 = 15,473.76 : x
  2. Step 2: Convert to fraction form
    26,802.19/36,988.70 = 15,473.76/x
  3. Step 3: Cross multiply
    26,802.19x = 36,988.70 × 15,473.76
  4. Step 4: Simplify right side
    26,802.19x = 572,354,241.51
  5. Step 5: Solve for x
    x = 572,354,241.51/26,802.19
  6. Step 6: Final answer
    x = 21,354.76

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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.