Home / 40,639.10-56,090.73-24,728.67

Finding the Fourth Proportional to 40,639.10, 56,090.73 and 24,728.67

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Solution

The fourth proportional to 40,639.10, 56,090.73 and 24,728.67 is: 34,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,639.10 : 56,090.73 = 24,728.67 : x
  2. Step 2: Convert to fraction form
    40,639.10/56,090.73 = 24,728.67/x
  3. Step 3: Cross multiply
    40,639.10x = 56,090.73 × 24,728.67
  4. Step 4: Simplify right side
    40,639.10x = 1,387,049,152.23
  5. Step 5: Solve for x
    x = 1,387,049,152.23/40,639.10
  6. Step 6: Final answer
    x = 34,130.91

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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.