Home / 51,746.47-77,619.60-14,306.45

Finding the Fourth Proportional to 51,746.47, 77,619.60 and 14,306.45

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Solution

The fourth proportional to 51,746.47, 77,619.60 and 14,306.45 is: 21,459.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,746.47 : 77,619.60 = 14,306.45 : x
  2. Step 2: Convert to fraction form
    51,746.47/77,619.60 = 14,306.45/x
  3. Step 3: Cross multiply
    51,746.47x = 77,619.60 × 14,306.45
  4. Step 4: Simplify right side
    51,746.47x = 1,110,460,538.32
  5. Step 5: Solve for x
    x = 1,110,460,538.32/51,746.47
  6. Step 6: Final answer
    x = 21,459.64

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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.