Home / 47,855.81-66,041.02-26,639.18

Finding the Fourth Proportional to 47,855.81, 66,041.02 and 26,639.18

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Solution

The fourth proportional to 47,855.81, 66,041.02 and 26,639.18 is: 36,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.81 : 66,041.02 = 26,639.18 : x
  2. Step 2: Convert to fraction form
    47,855.81/66,041.02 = 26,639.18/x
  3. Step 3: Cross multiply
    47,855.81x = 66,041.02 × 26,639.18
  4. Step 4: Simplify right side
    47,855.81x = 1,759,278,569.91
  5. Step 5: Solve for x
    x = 1,759,278,569.91/47,855.81
  6. Step 6: Final answer
    x = 36,762.07

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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.