Home / 47,428.10-65,445.86-26,204.48

Finding the Fourth Proportional to 47,428.10, 65,445.86 and 26,204.48

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Solution

The fourth proportional to 47,428.10, 65,445.86 and 26,204.48 is: 36,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.10 : 65,445.86 = 26,204.48 : x
  2. Step 2: Convert to fraction form
    47,428.10/65,445.86 = 26,204.48/x
  3. Step 3: Cross multiply
    47,428.10x = 65,445.86 × 26,204.48
  4. Step 4: Simplify right side
    47,428.10x = 1,714,974,729.45
  5. Step 5: Solve for x
    x = 1,714,974,729.45/47,428.10
  6. Step 6: Final answer
    x = 36,159.47

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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.