Home / 40,210.56-60,312.32-18,025.28

Finding the Fourth Proportional to 40,210.56, 60,312.32 and 18,025.28

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Solution

The fourth proportional to 40,210.56, 60,312.32 and 18,025.28 is: 27,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210.56 : 60,312.32 = 18,025.28 : x
  2. Step 2: Convert to fraction form
    40,210.56/60,312.32 = 18,025.28/x
  3. Step 3: Cross multiply
    40,210.56x = 60,312.32 × 18,025.28
  4. Step 4: Simplify right side
    40,210.56x = 1,087,146,455.45
  5. Step 5: Solve for x
    x = 1,087,146,455.45/40,210.56
  6. Step 6: Final answer
    x = 27,036.34

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1.5x scale

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.