Home / 48,130.17-66,417.69-26,618.50

Finding the Fourth Proportional to 48,130.17, 66,417.69 and 26,618.50

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Solution

The fourth proportional to 48,130.17, 66,417.69 and 26,618.50 is: 36,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.17 : 66,417.69 = 26,618.50 : x
  2. Step 2: Convert to fraction form
    48,130.17/66,417.69 = 26,618.50/x
  3. Step 3: Cross multiply
    48,130.17x = 66,417.69 × 26,618.50
  4. Step 4: Simplify right side
    48,130.17x = 1,767,939,281.27
  5. Step 5: Solve for x
    x = 1,767,939,281.27/48,130.17
  6. Step 6: Final answer
    x = 36,732.45

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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.