Home / 19,483.77-26,887.44-10,531.20

Finding the Fourth Proportional to 19,483.77, 26,887.44 and 10,531.20

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Solution

The fourth proportional to 19,483.77, 26,887.44 and 10,531.20 is: 14,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.77 : 26,887.44 = 10,531.20 : x
  2. Step 2: Convert to fraction form
    19,483.77/26,887.44 = 10,531.20/x
  3. Step 3: Cross multiply
    19,483.77x = 26,887.44 × 10,531.20
  4. Step 4: Simplify right side
    19,483.77x = 283,157,008.13
  5. Step 5: Solve for x
    x = 283,157,008.13/19,483.77
  6. Step 6: Final answer
    x = 14,532.97

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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.