Home / 14,165.02-19,547.45-7,877.26

Finding the Fourth Proportional to 14,165.02, 19,547.45 and 7,877.26

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Solution

The fourth proportional to 14,165.02, 19,547.45 and 7,877.26 is: 10,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.02 : 19,547.45 = 7,877.26 : x
  2. Step 2: Convert to fraction form
    14,165.02/19,547.45 = 7,877.26/x
  3. Step 3: Cross multiply
    14,165.02x = 19,547.45 × 7,877.26
  4. Step 4: Simplify right side
    14,165.02x = 153,980,345.99
  5. Step 5: Solve for x
    x = 153,980,345.99/14,165.02
  6. Step 6: Final answer
    x = 10,870.46

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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.