Home / 15,678.58-23,525.91-10,417.21

Finding the Fourth Proportional to 15,678.58, 23,525.91 and 10,417.21

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Solution

The fourth proportional to 15,678.58, 23,525.91 and 10,417.21 is: 15,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.58 : 23,525.91 = 10,417.21 : x
  2. Step 2: Convert to fraction form
    15,678.58/23,525.91 = 10,417.21/x
  3. Step 3: Cross multiply
    15,678.58x = 23,525.91 × 10,417.21
  4. Step 4: Simplify right side
    15,678.58x = 245,074,344.91
  5. Step 5: Solve for x
    x = 245,074,344.91/15,678.58
  6. Step 6: Final answer
    x = 15,631.16

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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.