Home / 15,633.86-21,570.45-10,048.10

Finding the Fourth Proportional to 15,633.86, 21,570.45 and 10,048.10

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Solution

The fourth proportional to 15,633.86, 21,570.45 and 10,048.10 is: 13,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.86 : 21,570.45 = 10,048.10 : x
  2. Step 2: Convert to fraction form
    15,633.86/21,570.45 = 10,048.10/x
  3. Step 3: Cross multiply
    15,633.86x = 21,570.45 × 10,048.10
  4. Step 4: Simplify right side
    15,633.86x = 216,742,038.65
  5. Step 5: Solve for x
    x = 216,742,038.65/15,633.86
  6. Step 6: Final answer
    x = 13,863.63

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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.