Home / 35,533.10-53,293.08-13,038.86

Finding the Fourth Proportional to 35,533.10, 53,293.08 and 13,038.86

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Solution

The fourth proportional to 35,533.10, 53,293.08 and 13,038.86 is: 19,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.10 : 53,293.08 = 13,038.86 : x
  2. Step 2: Convert to fraction form
    35,533.10/53,293.08 = 13,038.86/x
  3. Step 3: Cross multiply
    35,533.10x = 53,293.08 × 13,038.86
  4. Step 4: Simplify right side
    35,533.10x = 694,881,009.09
  5. Step 5: Solve for x
    x = 694,881,009.09/35,533.10
  6. Step 6: Final answer
    x = 19,555.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.