Home / 42,989.21-59,325.07-25,080.74

Finding the Fourth Proportional to 42,989.21, 59,325.07 and 25,080.74

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Solution

The fourth proportional to 42,989.21, 59,325.07 and 25,080.74 is: 34,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,989.21 : 59,325.07 = 25,080.74 : x
  2. Step 2: Convert to fraction form
    42,989.21/59,325.07 = 25,080.74/x
  3. Step 3: Cross multiply
    42,989.21x = 59,325.07 × 25,080.74
  4. Step 4: Simplify right side
    42,989.21x = 1,487,916,741.76
  5. Step 5: Solve for x
    x = 1,487,916,741.76/42,989.21
  6. Step 6: Final answer
    x = 34,611.40

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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.