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Finding the Fourth Proportional to 59,312.64, 88,968.80 and 17,759.68

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Solution

The fourth proportional to 59,312.64, 88,968.80 and 17,759.68 is: 26,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,312.64 : 88,968.80 = 17,759.68 : x
  2. Step 2: Convert to fraction form
    59,312.64/88,968.80 = 17,759.68/x
  3. Step 3: Cross multiply
    59,312.64x = 88,968.80 × 17,759.68
  4. Step 4: Simplify right side
    59,312.64x = 1,580,057,417.98
  5. Step 5: Solve for x
    x = 1,580,057,417.98/59,312.64
  6. Step 6: Final answer
    x = 26,639.47

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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.