Home / 19,317.03-28,975.55-10,547.16

Finding the Fourth Proportional to 19,317.03, 28,975.55 and 10,547.16

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Solution

The fourth proportional to 19,317.03, 28,975.55 and 10,547.16 is: 15,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.03 : 28,975.55 = 10,547.16 : x
  2. Step 2: Convert to fraction form
    19,317.03/28,975.55 = 10,547.16/x
  3. Step 3: Cross multiply
    19,317.03x = 28,975.55 × 10,547.16
  4. Step 4: Simplify right side
    19,317.03x = 305,609,877.19
  5. Step 5: Solve for x
    x = 305,609,877.19/19,317.03
  6. Step 6: Final answer
    x = 15,820.75

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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.