Home / 66,312.47-99,450.18-26,313.46

Finding the Fourth Proportional to 66,312.47, 99,450.18 and 26,313.46

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Solution

The fourth proportional to 66,312.47, 99,450.18 and 26,313.46 is: 39,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,312.47 : 99,450.18 = 26,313.46 : x
  2. Step 2: Convert to fraction form
    66,312.47/99,450.18 = 26,313.46/x
  3. Step 3: Cross multiply
    66,312.47x = 99,450.18 × 26,313.46
  4. Step 4: Simplify right side
    66,312.47x = 2,616,878,084.80
  5. Step 5: Solve for x
    x = 2,616,878,084.80/66,312.47
  6. Step 6: Final answer
    x = 39,462.83

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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.