Home / 15,555.84-23,345.40-8,973.24

Finding the Fourth Proportional to 15,555.84, 23,345.40 and 8,973.24

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Solution

The fourth proportional to 15,555.84, 23,345.40 and 8,973.24 is: 13,466.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.84 : 23,345.40 = 8,973.24 : x
  2. Step 2: Convert to fraction form
    15,555.84/23,345.40 = 8,973.24/x
  3. Step 3: Cross multiply
    15,555.84x = 23,345.40 × 8,973.24
  4. Step 4: Simplify right side
    15,555.84x = 209,483,877.10
  5. Step 5: Solve for x
    x = 209,483,877.10/15,555.84
  6. Step 6: Final answer
    x = 13,466.57

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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.