Home / 43,312.79-59,772.63-25,420.70

Finding the Fourth Proportional to 43,312.79, 59,772.63 and 25,420.70

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Solution

The fourth proportional to 43,312.79, 59,772.63 and 25,420.70 is: 35,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,312.79 : 59,772.63 = 25,420.70 : x
  2. Step 2: Convert to fraction form
    43,312.79/59,772.63 = 25,420.70/x
  3. Step 3: Cross multiply
    43,312.79x = 59,772.63 × 25,420.70
  4. Step 4: Simplify right side
    43,312.79x = 1,519,462,340.20
  5. Step 5: Solve for x
    x = 1,519,462,340.20/43,312.79
  6. Step 6: Final answer
    x = 35,081.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.