Home / 15,587.91-23,340.33-13,595.01

Finding the Fourth Proportional to 15,587.91, 23,340.33 and 13,595.01

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Solution

The fourth proportional to 15,587.91, 23,340.33 and 13,595.01 is: 20,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.91 : 23,340.33 = 13,595.01 : x
  2. Step 2: Convert to fraction form
    15,587.91/23,340.33 = 13,595.01/x
  3. Step 3: Cross multiply
    15,587.91x = 23,340.33 × 13,595.01
  4. Step 4: Simplify right side
    15,587.91x = 317,312,019.75
  5. Step 5: Solve for x
    x = 317,312,019.75/15,587.91
  6. Step 6: Final answer
    x = 20,356.29

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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.