Home / 14,085.02-21,127.51-5,655.32

Finding the Fourth Proportional to 14,085.02, 21,127.51 and 5,655.32

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Solution

The fourth proportional to 14,085.02, 21,127.51 and 5,655.32 is: 8,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.02 : 21,127.51 = 5,655.32 : x
  2. Step 2: Convert to fraction form
    14,085.02/21,127.51 = 5,655.32/x
  3. Step 3: Cross multiply
    14,085.02x = 21,127.51 × 5,655.32
  4. Step 4: Simplify right side
    14,085.02x = 119,482,829.85
  5. Step 5: Solve for x
    x = 119,482,829.85/14,085.02
  6. Step 6: Final answer
    x = 8,482.97

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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.