Home / 58,905.32-81,258.36-35,015

Finding the Fourth Proportional to 58,905.32, 81,258.36 and 35,015

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Solution

The fourth proportional to 58,905.32, 81,258.36 and 35,015 is: 48,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,905.32 : 81,258.36 = 35,015 : x
  2. Step 2: Convert to fraction form
    58,905.32/81,258.36 = 35,015/x
  3. Step 3: Cross multiply
    58,905.32x = 81,258.36 × 35,015
  4. Step 4: Simplify right side
    58,905.32x = 2,845,261,475.40
  5. Step 5: Solve for x
    x = 2,845,261,475.40/58,905.32
  6. Step 6: Final answer
    x = 48,302.28

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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.