Home / 26,360.10-36,376.80-15,030.09

Finding the Fourth Proportional to 26,360.10, 36,376.80 and 15,030.09

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Solution

The fourth proportional to 26,360.10, 36,376.80 and 15,030.09 is: 20,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.10 : 36,376.80 = 15,030.09 : x
  2. Step 2: Convert to fraction form
    26,360.10/36,376.80 = 15,030.09/x
  3. Step 3: Cross multiply
    26,360.10x = 36,376.80 × 15,030.09
  4. Step 4: Simplify right side
    26,360.10x = 546,746,577.91
  5. Step 5: Solve for x
    x = 546,746,577.91/26,360.10
  6. Step 6: Final answer
    x = 20,741.45

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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.