Home / 19,510.47-26,924.36-10,557.99

Finding the Fourth Proportional to 19,510.47, 26,924.36 and 10,557.99

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Solution

The fourth proportional to 19,510.47, 26,924.36 and 10,557.99 is: 14,569.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.47 : 26,924.36 = 10,557.99 : x
  2. Step 2: Convert to fraction form
    19,510.47/26,924.36 = 10,557.99/x
  3. Step 3: Cross multiply
    19,510.47x = 26,924.36 × 10,557.99
  4. Step 4: Simplify right side
    19,510.47x = 284,267,070.85
  5. Step 5: Solve for x
    x = 284,267,070.85/19,510.47
  6. Step 6: Final answer
    x = 14,569.98

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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.