Home / 51,599.06-77,398.67-14,159.64

Finding the Fourth Proportional to 51,599.06, 77,398.67 and 14,159.64

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Solution

The fourth proportional to 51,599.06, 77,398.67 and 14,159.64 is: 21,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,599.06 : 77,398.67 = 14,159.64 : x
  2. Step 2: Convert to fraction form
    51,599.06/77,398.67 = 14,159.64/x
  3. Step 3: Cross multiply
    51,599.06x = 77,398.67 × 14,159.64
  4. Step 4: Simplify right side
    51,599.06x = 1,095,937,629.32
  5. Step 5: Solve for x
    x = 1,095,937,629.32/51,599.06
  6. Step 6: Final answer
    x = 21,239.49

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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.