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Finding the Fourth Proportional to 25,273.58, 37,931.02 and 17,885.16

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Solution

The fourth proportional to 25,273.58, 37,931.02 and 17,885.16 is: 26,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,273.58 : 37,931.02 = 17,885.16 : x
  2. Step 2: Convert to fraction form
    25,273.58/37,931.02 = 17,885.16/x
  3. Step 3: Cross multiply
    25,273.58x = 37,931.02 × 17,885.16
  4. Step 4: Simplify right side
    25,273.58x = 678,402,361.66
  5. Step 5: Solve for x
    x = 678,402,361.66/25,273.58
  6. Step 6: Final answer
    x = 26,842.35

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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.