Home / 19,090.56-26,345.28-10,706.88

Finding the Fourth Proportional to 19,090.56, 26,345.28 and 10,706.88

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Solution

The fourth proportional to 19,090.56, 26,345.28 and 10,706.88 is: 14,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.56 : 26,345.28 = 10,706.88 : x
  2. Step 2: Convert to fraction form
    19,090.56/26,345.28 = 10,706.88/x
  3. Step 3: Cross multiply
    19,090.56x = 26,345.28 × 10,706.88
  4. Step 4: Simplify right side
    19,090.56x = 282,075,751.53
  5. Step 5: Solve for x
    x = 282,075,751.53/19,090.56
  6. Step 6: Final answer
    x = 14,775.67

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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.