Home / 26,430.31-39,635.59-10,630.01

Finding the Fourth Proportional to 26,430.31, 39,635.59 and 10,630.01

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Solution

The fourth proportional to 26,430.31, 39,635.59 and 10,630.01 is: 15,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.31 : 39,635.59 = 10,630.01 : x
  2. Step 2: Convert to fraction form
    26,430.31/39,635.59 = 10,630.01/x
  3. Step 3: Cross multiply
    26,430.31x = 39,635.59 × 10,630.01
  4. Step 4: Simplify right side
    26,430.31x = 421,326,718.06
  5. Step 5: Solve for x
    x = 421,326,718.06/26,430.31
  6. Step 6: Final answer
    x = 15,941.04

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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.