Home / 35,210.56-48,589.16-21,071.20

Finding the Fourth Proportional to 35,210.56, 48,589.16 and 21,071.20

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Solution

The fourth proportional to 35,210.56, 48,589.16 and 21,071.20 is: 29,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,210.56 : 48,589.16 = 21,071.20 : x
  2. Step 2: Convert to fraction form
    35,210.56/48,589.16 = 21,071.20/x
  3. Step 3: Cross multiply
    35,210.56x = 48,589.16 × 21,071.20
  4. Step 4: Simplify right side
    35,210.56x = 1,023,831,908.19
  5. Step 5: Solve for x
    x = 1,023,831,908.19/35,210.56
  6. Step 6: Final answer
    x = 29,077.41

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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.