Home / 13,803.10-19,045.59-9,547.26

Finding the Fourth Proportional to 13,803.10, 19,045.59 and 9,547.26

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Solution

The fourth proportional to 13,803.10, 19,045.59 and 9,547.26 is: 13,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.10 : 19,045.59 = 9,547.26 : x
  2. Step 2: Convert to fraction form
    13,803.10/19,045.59 = 9,547.26/x
  3. Step 3: Cross multiply
    13,803.10x = 19,045.59 × 9,547.26
  4. Step 4: Simplify right side
    13,803.10x = 181,833,199.58
  5. Step 5: Solve for x
    x = 181,833,199.58/13,803.10
  6. Step 6: Final answer
    x = 13,173.36

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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.