Home / 26,428.60-36,471.45-14,492.13

Finding the Fourth Proportional to 26,428.60, 36,471.45 and 14,492.13

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Solution

The fourth proportional to 26,428.60, 36,471.45 and 14,492.13 is: 19,999.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.60 : 36,471.45 = 14,492.13 : x
  2. Step 2: Convert to fraction form
    26,428.60/36,471.45 = 14,492.13/x
  3. Step 3: Cross multiply
    26,428.60x = 36,471.45 × 14,492.13
  4. Step 4: Simplify right side
    26,428.60x = 528,548,994.69
  5. Step 5: Solve for x
    x = 528,548,994.69/26,428.60
  6. Step 6: Final answer
    x = 19,999.13

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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.