Home / 40,146.42-60,186.81-15,172.32

Finding the Fourth Proportional to 40,146.42, 60,186.81 and 15,172.32

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Solution

The fourth proportional to 40,146.42, 60,186.81 and 15,172.32 is: 22,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.42 : 60,186.81 = 15,172.32 : x
  2. Step 2: Convert to fraction form
    40,146.42/60,186.81 = 15,172.32/x
  3. Step 3: Cross multiply
    40,146.42x = 60,186.81 × 15,172.32
  4. Step 4: Simplify right side
    40,146.42x = 913,173,541.10
  5. Step 5: Solve for x
    x = 913,173,541.10/40,146.42
  6. Step 6: Final answer
    x = 22,746.08

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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.