Home / 15,836.63-21,845.00-10,459.10

Finding the Fourth Proportional to 15,836.63, 21,845.00 and 10,459.10

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Solution

The fourth proportional to 15,836.63, 21,845.00 and 10,459.10 is: 14,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.63 : 21,845.00 = 10,459.10 : x
  2. Step 2: Convert to fraction form
    15,836.63/21,845.00 = 10,459.10/x
  3. Step 3: Cross multiply
    15,836.63x = 21,845.00 × 10,459.10
  4. Step 4: Simplify right side
    15,836.63x = 228,478,877.98
  5. Step 5: Solve for x
    x = 228,478,877.98/15,836.63
  6. Step 6: Final answer
    x = 14,427.25

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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.