Home / 26,966.46-40,430.54-10,312.50

Finding the Fourth Proportional to 26,966.46, 40,430.54 and 10,312.50

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Solution

The fourth proportional to 26,966.46, 40,430.54 and 10,312.50 is: 15,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.46 : 40,430.54 = 10,312.50 : x
  2. Step 2: Convert to fraction form
    26,966.46/40,430.54 = 10,312.50/x
  3. Step 3: Cross multiply
    26,966.46x = 40,430.54 × 10,312.50
  4. Step 4: Simplify right side
    26,966.46x = 416,939,943.75
  5. Step 5: Solve for x
    x = 416,939,943.75/26,966.46
  6. Step 6: Final answer
    x = 15,461.43

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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.