Home / 35,308.64-48,707.52-21,875.60

Finding the Fourth Proportional to 35,308.64, 48,707.52 and 21,875.60

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Solution

The fourth proportional to 35,308.64, 48,707.52 and 21,875.60 is: 30,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.64 : 48,707.52 = 21,875.60 : x
  2. Step 2: Convert to fraction form
    35,308.64/48,707.52 = 21,875.60/x
  3. Step 3: Cross multiply
    35,308.64x = 48,707.52 × 21,875.60
  4. Step 4: Simplify right side
    35,308.64x = 1,065,506,224.51
  5. Step 5: Solve for x
    x = 1,065,506,224.51/35,308.64
  6. Step 6: Final answer
    x = 30,176.93

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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.