Home / 35,938.89-53,848.74-21,856.32

Finding the Fourth Proportional to 35,938.89, 53,848.74 and 21,856.32

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Solution

The fourth proportional to 35,938.89, 53,848.74 and 21,856.32 is: 32,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,938.89 : 53,848.74 = 21,856.32 : x
  2. Step 2: Convert to fraction form
    35,938.89/53,848.74 = 21,856.32/x
  3. Step 3: Cross multiply
    35,938.89x = 53,848.74 × 21,856.32
  4. Step 4: Simplify right side
    35,938.89x = 1,176,934,914.51
  5. Step 5: Solve for x
    x = 1,176,934,914.51/35,938.89
  6. Step 6: Final answer
    x = 32,748.23

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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.