Home / 15,315.19-22,958.91-10,637.40

Finding the Fourth Proportional to 15,315.19, 22,958.91 and 10,637.40

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Solution

The fourth proportional to 15,315.19, 22,958.91 and 10,637.40 is: 15,946.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,315.19 : 22,958.91 = 10,637.40 : x
  2. Step 2: Convert to fraction form
    15,315.19/22,958.91 = 10,637.40/x
  3. Step 3: Cross multiply
    15,315.19x = 22,958.91 × 10,637.40
  4. Step 4: Simplify right side
    15,315.19x = 244,223,109.23
  5. Step 5: Solve for x
    x = 244,223,109.23/15,315.19
  6. Step 6: Final answer
    x = 15,946.46

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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.