Home / 49,988.64-74,975.40-14,931.30

Finding the Fourth Proportional to 49,988.64, 74,975.40 and 14,931.30

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Solution

The fourth proportional to 49,988.64, 74,975.40 and 14,931.30 is: 22,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,988.64 : 74,975.40 = 14,931.30 : x
  2. Step 2: Convert to fraction form
    49,988.64/74,975.40 = 14,931.30/x
  3. Step 3: Cross multiply
    49,988.64x = 74,975.40 × 14,931.30
  4. Step 4: Simplify right side
    49,988.64x = 1,119,480,190.02
  5. Step 5: Solve for x
    x = 1,119,480,190.02/49,988.64
  6. Step 6: Final answer
    x = 22,394.69

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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.